Chesed earned through din endures

בפסוק למען ידעו כו' כי בסוכות הושבתי כו'.

On the pasuk, "so that they may know… that I caused them to dwell in sukkos…"

The Sefas Emes opens with the verse (Vayikra 23:43) giving the reason for the mitzvah of Sukkah — that Hashem caused Bnei Yisrael to dwell in sukkos when He took them out of Mitzrayim.

ופסוק זכרתי לך חסד נעוריך כו'.

And the pasuk, "I remember for you the chesed of your youth…"

He pairs it with the verse from Yirmiyahu (2:2), in which Hashem recalls the kindness of Bnei Yisrael's "youth" — their following Him into the wilderness.

כלל הענין כי בניסן הוציאנו ה' ממצרים והי' בחסד ה' בלבד כמ"ש את ערום וערי' כו'.

The general idea is that in Nissan Hashem took us out of Mitzrayim, and this was by Hashem's chesed alone, as it is written, "and you were naked and bare," etc.

Yetzias Mitzrayim came purely as a gift of chesed, not as something earned. At that moment Bnei Yisrael were "naked and bare" (Yechezkel 16:7) — without mitzvos or merits of their own.

אכן הקב"ה רצה שיהי' זה החסד ע"י זכות מעש"ט של בני ישראל כדי שיתקיים לעד.

However, the Holy One, blessed is He, wished that this chesed should come about through the merit of the good deeds (maasim tovim) of Bnei Yisrael, so that it would endure forever.

Pure gift, however, is fleeting. Hashem desired that the chesed be tied to the zechus of Bnei Yisrael's own good deeds, for only what is earned through one's own avodah endures permanently.

וכ"כ ולך ה' החסד כי אתה תשלם לאיש כמעשהו.

And so it is written, "And to You, Hashem, is the chesed, for You repay each man according to his deed."

The Sefas Emes reads this pasuk (Tehillim 62:13) as uniting chesed and din: Hashem's kindness expresses itself precisely through repaying a person according to his own deeds.

פי' שהקב"ה מסבב בחסדו שהאדם בעצמו יזכה לזה החסד במעשיו כי הכל מסיבת כל הסיבות.

The meaning is that the Holy One, blessed is He, in His chesed, arranges that a person himself should merit this chesed through his own deeds — for everything comes from the Cause of all causes.

The very kindness of Hashem lies in His orchestrating events, as the Sibas kol hasibos (the First Cause of all causes), so that a person earns the kindness through his own actions — turning a passive gift into an earned, lasting acquisition.

וזהו הי' אח"כ במה שנסעו בנ"י למדבר וזכו לענני הכבוד פי' זה שזכו במעשה עצמם זה מסיר הקטרוג מן בנ"י.

And this is what came about afterward, when Bnei Yisrael journeyed into the wilderness and merited the Ananei HaKavod (Clouds of Glory) — the meaning being that this, which they earned through their own deed, removes the prosecution (kitrug) from Bnei Yisrael.

When Bnei Yisrael followed Hashem into the desert, they earned the Clouds of Glory through their own act of emunah. Because it was now earned and not merely given, it silenced any heavenly kitrug against them — there was no longer grounds to accuse them of receiving something undeserved.

ומאן דאכיל דלאו דילי' בהית כו' אבל הזוכה במעשיו הוא מתכבד ועמ"ש לקמן מזה.

For "one who eats that which is not his is ashamed to look at him," etc. — but one who earns it through his own deeds is honored. And see what is written further on regarding this.

The Sefas Emes invokes the well-known image (Yerushalmi Orlah) of nahama dekisufa — "bread of shame": one who eats what he did not earn feels ashamed before the giver. But one who earns through his own deeds receives with dignity. So too, Bnei Yisrael's earned chesed came to them with honor rather than shame.

והנה זה הענין מתגלה גם בכל שנה.

And behold, this matter is revealed also in every year.

This same dynamic of chesed-becoming-earned repeats itself in the annual cycle of the Yamim Tovim.

בפסח יציאת מצרים בחסד ה'.

On Pesach, the exodus from Mitzrayim, by the chesed of Hashem.

Pesach corresponds to the original yetzias Mitzrayim — the pure, unearned gift of chesed.

ואח"כ בר"ה נידון האדם אם תיקן מעשיו ע"י החסד.

And afterward, on Rosh Hashanah, a person is judged as to whether he has rectified his deeds by means of the chesed.

On Rosh Hashanah comes the din: the judgment examines whether a person used the chesed he was given to improve and rectify his own deeds.

כי כל חסדי ה' הם כדי שיתקן האדם מעשיו ע"י החסד וכשזוכה בדין נמצא נשלם החסד גם עפ"י מדת הדין.

For all the kindnesses of Hashem are so that a person should rectify his deeds by means of the chesed; and when he is found meritorious in judgment, it emerges that the chesed is completed even according to the attribute of din (strict justice).

The whole purpose of Hashem's chesed is to empower a person to fix his deeds. When he then emerges innocent in the din of Rosh Hashanah, the original kindness becomes fully ratified — now it stands even under the scrutiny of strict justice, and so it is complete and permanent.

וזהו החסד של חג הסוכות שהוא החסד הבא עפ"י דין.

And this is the chesed of the festival of Sukkos, which is the chesed that comes by way of din.

Sukkos, following Rosh Hashanah and Yom Kippur, embodies precisely this: a chesed that has now passed through judgment and been earned — kindness validated by din.

וכל זה נעשה לאבותינו.

And all of this was done for our forefathers.

This entire process — chesed transformed into earned, lasting kindness — first unfolded with our Avos in the wilderness.

וז"ש זכרתי לך חסד נעוריך.

And this is the meaning of "I remember for you the chesed of your youth."

Hashem's "remembering" the chesed of Bnei Yisrael's youth refers to this enduring kindness that they earned.

פי' שעשה הקב"ה להיות נזכר החסד לדורות ע"י שהי' עפ"י מעשיהם הטובים של ישראל.

The meaning is that the Holy One, blessed is He, made the chesed to be remembered for the generations by virtue of its having come about through the good deeds of Yisrael.

Because the chesed was earned through Bnei Yisrael's good deeds, Hashem made it a remembered, permanent merit that endures for all later generations.

וזכירה הוא בדין פי' שחסד רק לשעה זולת מי שזוכה להחסד עפ"י דין מתקיים לעולם [וזהו חסדי דוד הנאמנים].

And "remembrance" is by way of din — the meaning being that chesed alone is only for the moment, whereas one who merits the chesed by way of din, it endures forever [and this is "the faithful kindnesses of David"].

Lasting "remembrance" belongs to the realm of din. Pure chesed is momentary, but kindness that has been earned and ratified through judgment lasts forever. This is the meaning of "chasdei David hane'emanim" (Yeshayahu 55:3) — the "faithful," enduring kindnesses, which are reliable precisely because they were earned.

וז"ש כי בסוכות הושבתי שאף שסוכות ג"כ זכר ליציאת מצרים אך הוא זכר להחסד שנעשה עפ"י זכות בנ"י כו'.

And this is the meaning of "for I caused them to dwell in sukkos" — that although Sukkos too is a remembrance of yetzias Mitzrayim, yet it is a remembrance of the chesed that came about through the merit of Bnei Yisrael, etc.

This resolves what Sukkos commemorates: like Pesach, it recalls the exodus, but specifically it commemorates the later, earned chesed of the Clouds of Glory in the wilderness — the kindness that Bnei Yisrael merited through their own zechus, the chesed that endures.

ובזה מיושב קושיות הטור:

And with this, the question of the Tur is resolved.

The Tur (Orach Chaim 625) famously asks why Sukkos is in Tishrei rather than in Nissan, the month of the exodus. The Sefas Emes's answer: Sukkos does not commemorate the moment of the exodus itself (pure chesed) but the earned chesed of the desert journey — and that earned, judgment-ratified kindness belongs to Tishrei, the season of din.

Summary: Yetzias Mitzrayim was pure, unearned chesed, which by its nature is fleeting. Hashem therefore arranged that Bnei Yisrael earn that kindness through their own good deeds — following Him into the wilderness and meriting the Clouds of Glory — so that it would endure forever, free of any heavenly accusation or "bread of shame." This pattern repeats yearly: Pesach is unearned chesed, Rosh Hashanah judges whether one rectified his deeds, and Sukkos is the chesed that has passed through din and become permanent. Thus Sukkos commemorates not the exodus itself but the earned Clouds of Glory — which resolves the Tur's question of why it falls in Tishrei rather than Nissan.