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Curated Torah sources across every topic, from classical texts to contemporary responsa.
The Maharal on Written and Oral Torah
The Maharal of Prague presents the Written and Oral Torah as divinely complementary modes of wisdom transmission. The Written Torah provides the concise core text, while the Oral Torah—transmitted through an unbroken rabbinic chain—expands and elaborates those teachings for practical understanding and endless interpretive engagement. Together they form a unified covenantal system in which divine wisdom enters the world.
משֶׁה קִבֵּל תּוֹרָה מִסִּינַי, וּמְסָרָהּ לִיהוֹשֻׁעַ
Modim DeRabbanan: The Congregational Thanksgiving
Sources explain why the congregation recites their own version of Modim (thanksgiving) during the chazan's repetition of the Amidah. The term 'DeRabbanan' (of the Rabbis) originates from Talmudic sources where multiple Amoraim composed distinct formulations, and reflects the principle that personal acknowledgment to God cannot be delegated to an agent.
מודים אנחנו לך על שאנו מודים לך
The Authority and Meaning of Mide-Rabbanan
These sources explore the concept of 'mide-rabbanan' — rabbinic enactments — and explain their binding force through the Torah's delegation of authority to the Sages. They establish that rabbinic legislation is rooted in the biblical obligation to obey the Sanhedrin and represents an extension of Torah law rather than a separate category.
לֹא תָסוּר מִן־הַדָּבָר אֲשֶׁר־יַגִּידוּ לְךָ
Can Artificial Intelligence Serve as a Posek?
These sources explore the essential qualifications and nature of halakhic authority in Jewish law. They establish that a posek must be a living human being grounded in an unbroken chain of transmission, possess personal moral responsibility, and engage in authentic spiritual reasoning—qualities that challenge whether an artificial system could issue binding halakhic rulings.
לא בשמים היא
Student Rulings Before the Teacher
These sources address the prohibition against a student issuing halachic rulings in the presence of his master, a core principle of rabbinic deference grounded in Talmudic law and codified by the Rishonim. The sources explore the biblical foundations, Talmudic elaborations, and the severity of violating this rule.
אֵיזֶהוּ חוֹלֵק עַל רַבּוֹ
Following the Majority Over Heavenly Signs
These sources establish the fundamental principle that Jewish law is determined by the majority ruling of the sages, not by prophetic voices or miraculous signs. From the Talmudic account of the Oven of Akhnai to Maimonides' codification, they demonstrate that 'the Torah is not in heaven' — halachic authority rests with human judicial process and collective rabbinic consensus.
לֹא בַשָּׁמַיִם הִיא
Israeli Visitors and Second Day Yom Tov Observance
This topic explores the halakhic status of Israelis visiting the Diaspora during Yom Tov Sheni, particularly whether they must observe the second day's restrictions on melacha and what leniencies, if any, apply in private. The sources present classical and modern positions on how visiting Israelis navigate the competing customs of their home country and their temporary location.
הִזָּהֲרוּ בְּמִנְהַג אֲבוֹתֵיכֶם בִּידֵיכֶם
The Source and Practice of Modim deRabbanan
This search explores the talmudic and halakhic sources for the congregation's recitation of Modim deRabbanan during the chazzan's repetition of the Amidah. The sources trace the practice from its origin in Gemara Sotah through the rulings of major halakhic authorities, explaining both the requirement for personal acknowledgment and the composite text drawn from multiple rabbinic formulations.
מודים אנחנו לך ה׳ אלהינו
The Second Day of Yom Tov in the Diaspora
These sources explain the rabbinic law requiring observance of a second day of Yom Tov outside Eretz Yisrael. Originally enacted due to uncertainty about when the new month was sanctified, the practice was maintained as a binding custom even after the calendar became fixed, and applies to all who reside in or are traveling through the Diaspora.
שְׁנֵי יָמִים טוֹבִים שֶׁל גָּלִיּוֹת
Halacha and Din: Beyond Strict Law
Sources explore the relationship between din (strict legal judgment) and halacha (Jewish law in its broader sense), showing how halacha encompasses not only binding rulings but also ethical imperatives and decisions that go beyond the letter of the law. The tradition distinguishes between the minimum legal requirement and the deeper justice and character cultivation that Jewish law demands.
לִפְנִים מִשּׁוּרַת הַדִּין
Rabban Gamliel and Rabbi Yehoshua's Disputes
These sources document the famous conflicts between Rabban Gamliel and Rabbi Yehoshua over halakhic matters—including the calendar calculation for Rosh Hashanah and whether evening prayer is obligatory—and explore the broader tensions between authority and dissent in the Beit Midrash, including the question of when a scholar must submit to the Great Court's rulings.
כָּל מַחֲלֹקֶת שֶׁהִיא לְשֵׁם שָׁמַיִם, סוֹפָהּ לְהִתְקַיֵּם
The Centrality of Torah Shebaal Peh
These sources establish that the Oral Torah—the rabbinic interpretation and transmission of Jewish law—holds fundamental importance equal to or greater than the Written Torah itself. Biblical and Talmudic sources argue that the Oral Torah was given at Sinai alongside the Written text, and that understanding and fulfilling Torah is impossible without it.
עַל־פִּ֨י הַתּוֹרָ֜ה אֲשֶׁ֣ר יוֹר֗וּךָ