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Curated Torah sources across every topic, from classical texts to contemporary responsa.
Deliberately Causing Another to Sin or Harm
Jewish law prohibits placing a stumbling block before another person—understood as deliberately entrapping, deceiving, or facilitating another's wrongdoing or harm. Sources address both active assistance in transgression and verbal manipulation, establishing that one who causes another to sin bears severe responsibility.
וְלִפְנֵי עִוֵּר לֹא תִתֵּן מִכְשׁוֹל
Bitul and Nullification in Kashrut Law
These sources establish the foundational principles of bitul—the nullification of prohibited food or taste—through quantitative and qualitative standards. The sources explain when a forbidden substance loses legal significance upon mixture with permitted food, including the sixty-to-one ratio and the distinction between absorbed taste and physical substance.
מִין בְּמִינוֹ בְּמַשֶּׁהוּ
Shofar on Shabbat: Rabbah's Decree
Sources discuss why the shofar is not sounded when Rosh Hashanah falls on Shabbat, except in the Temple. Rabbah's concern that people might carry the shofar to an expert to learn the correct technique—thereby violating Shabbat—forms the basis of this rabbinic enactment, a decree preserved across Talmudic and later halakhic codes.
שמא יטלנו בידו וילך אצל בקי ללמוד
The Halacha of Canaanite Slaves
The Torah and rabbinic sources establish the laws governing the acquisition, status, treatment, and release of non-Israelite slaves. These sources address the biblical foundations, the detailed mechanisms of acquisition and emancipation, ethical obligations toward such slaves, and protections afforded to fugitives.
עֶבֶד כְּנַעֲנִי נִקְנֶה בַּחֲמִשָּׁה דְּבָרִים
Shofar on Shabbat: The Rabbinic Safeguard
Sources explore why the Sages suspended the blowing of shofar when Rosh Hashanah falls on Shabbat outside the Temple, examining the rabbinic concern that individuals might carry the shofar to an expert for instruction, and how this precaution overrides the biblical obligation.
גזירה שמא יוליכנו בידו
Shofar and Shabbat: Why the Mitzvah Is Suspended
These sources explain the rabbinic enactment that prohibits sounding the shofar when Rosh Hashanah falls on Shabbat, despite the Torah's association of the holiday with the shofar blast. The sources address the reasoning behind the decree—a concern that people might carry the shofar to an expert—and discuss exceptions that applied in the Temple and among established courts.
גזירה שמא יטלנו בידו לילך אצל בקי
Shemitah as Trust in Divine Provision
Sources explore how the sabbatical year's fallow fields embody Israel's trust that God provides abundance before human labor resumes. The laws train renunciation of possessive control and dependence on divine direction.
שבת לה׳
Intention and Vain Blessings in Hearing
This collection examines whether one may listen to a blessing without intention, whether such listening constitutes fulfillment of an obligation, and the halakhic status of hearing a vain blessing. The sources address the relationship between the speaker's intention, the listener's intention, and the validity of fulfilling obligations through hearing.
שומע כעונה אלא אם מתכוין ורוצה
Geneivat Da'at and Disclosure in Teaching
These sources address the halakhic prohibition of misleading others through omission or concealment of relevant information. The sources examine whether failing to disclose material facts about how material was prepared—such as AI assistance—constitutes a violation of the prohibition against geneivat da'at (stealing another's mind or creating a false impression).
אָסוּר לִגְנֹב דַּעַת הַבְּרִיּוֹת
Interest on Loans Between Jews
Jewish law prohibits charging interest (neshekh and tarbit) on loans to fellow Jews, particularly to the poor. Sources define prohibited forms of interest and establish this as a fundamental obligation rooted in Torah and developed through rabbinic interpretation.
לֹא־תִקַּח מֵֽאִתּוֹ נֶשֶׁךְ וְתַרְבִּית
Birkat HaIlanot: The Blessing Over Blossoming Trees
Sources examining the blessing recited upon seeing trees in blossom during spring, including the Talmudic sources that establish this custom and later rabbinic analysis of its halakhic foundations and applications.
בָּרוּךְ שֶׁלֹּא חִיסֵּר בְּעוֹלָמוֹ כְּלוּם
Worker Withdrawal and Employer Remedies in Halacha
Jewish law permits a laborer to withdraw from employment mid-job because he serves God, not man, but this right is limited when the work involves a time-sensitive loss (davar ha'aved). The sources explore how employers may recover damages through wage deduction and replacement-cost recovery, and when the principle of irreplaceable loss overrides the worker's freedom to retract.
כִּי לִי בְנֵי יִשְׂרָאֵל עֲבָדִים וְלֹא עֲבָדִים לַעֲבָדִים