Arukh HaShulchan, Orach Chaim 249:10-251:1

Sugya Map

• Issue: The permissibility of hachanah (preparation) on the first day of Yom Tov for the second day of Yom Tov in chutz la'aretz.
• Nafka Mina: Whether one may cook, set up a sukkah, or prepare other items on Yom Tov Rishon for use exclusively on Yom Tov Sheini.
• Primary Sources: Beitzah 13b¹, Shulchan Arukh, Orach Chaim 503:1², Arukh HaShulchan, Orach Chaim 250:9-11.

Text Snapshot

Arukh HaShulchan, Orach Chaim 250:9 states: "אסור להכין מיו"ט ראשון ליו"ט שני וכל שכן ליום חול. והטעם דאין עושין שתי קדושות כאחת ודוקא אם כוונתו ליום שני. אבל אם כוונתו ליום ראשון ונשאר ליום שני מותר".

• Dikduk/Leshon Nuance: The phrase "אין עושין שתי קדושות כאחת" (we do not treat two sanctities as one) is central, highlighting the distinct nature of each day's kedusha. The Arukh HaShulchan carefully distinguishes between primary intent for Yom Tov Rishon versus explicit intent for Yom Tov Sheini.

Readings

• Rashi (Beitzah 13b s.v. "מיומא טבא ליומא טבא"): Explains the prohibition of hachanah between the two days of Yom Tov as stemming from the distinct kedusha of each day, implying that conflating them diminishes this unique sanctity.
• Tosafot (Beitzah 13b s.v. "מיומא טבא ליומא טבא"): Addresses the apparent contradiction with eiruv tavshilin. They contend that the second day of Yom Tov, being a chumra deRabanan, is treated as a distinct, yet derivative, kedusha. Preparing from the first to the second would "swallow" the rabbinic kedusha into the first, diminishing its separate observance.

Friction

• Kushya: If eiruv tavshilin permits preparation from Yom Tov to Shabbos (a kedusha chamura), why is it forbidden to prepare from Yom Tov Rishon to Yom Tov Sheini, which is a kedusha mi'deRabanan?
• Terutz: Tosafot (Beitzah 13b) resolves this by distinguishing the nature of the kedushot. Shabbos possesses a distinct, more stringent kedusha that cannot be "swallowed" by Yom Tov. Yom Tov Sheini, however, is a rabbinic enactment on the first day's kedusha. Preparing from Rishon to Sheini would imply they are continuous, thereby undermining the rabbinic decree of treating the second day as distinct. The Arukh HaShulchan echoes this with "אין עושין שתי קדושות כאחת" (OC 250:10).

Intertext

• Shulchan Arukh, Orach Chaim 503:1: Explicitly codifies the prohibition of hachanah between the two days of Yom Tov, in line with the Gemara and Rishonim.
• Rambam, Hilchot Yom Tov 4:18: Similarly rules that one may not cook on the first day of Yom Tov for the second day.

Psak/Practice

The halacha l'ma'aseh is unequivocal: hachanah from Yom Tov Rishon to Yom Tov Sheini is forbidden. This applies to cooking, baking, setting up items, or any other preparation intended exclusively for the second day. Exceptions exist for tzorech mitzvah or tzorech rabim (e.g., a bris), as detailed in Arukh HaShulchan OC 250:11.

Takeaway

The prohibition of hachanah mi'yom tov l'yom tov sheni highlights the distinct kedusha of each day, even for Yom Tov Sheini shel Galuyot, demanding separate preparation and respect.

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¹ Beitzah 13b s.v. "מיומא טבא ליומא טבא" ² Shulchan Arukh, Orach Chaim 503:1