These sources establish the halakhic framework prohibiting gambling and dice-playing, rooted in Talmudic law and codified by the Rishonim and Acharonim. The sources address why gamblers are disqualified from testimony, the nature of gambling as a form of theft, and the halakhic status of those who engage in such activities.
אֵלּוּ שֶׁמְּשַׂחֲקִין בְּעֵצִים אוֹ בִּצְרוֹרוֹת אוֹ בַּעֲצָמוֹת
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What the sources say
The earliest source establishing the legal category is Mishnah Sanhedrin 3:3, which lists one who plays with dice (המשחק בקוביא) among those disqualified from serving as a witness or judge, placing gamblers alongside usurers and those who trade in Shemittah produce.
Mishneh Torah, Robbery and Lost Property 6:10 explains the underlying prohibition: one who plays with sticks, pebbles, bones, or similar objects under a winner-takes-all condition has committed rabbinic-level theft — because even though the loser consented, taking another's money for nothing through sport and jest constitutes gezel.
Mishneh Torah, Robbery and Lost Property 6:11 adds a second, independent ground: gambling with a non-Jew, where the theft concern does not apply, still carries the prohibition of engaging in matters of idleness, since a person ought to occupy himself only with words of wisdom and the constructive needs of the world.
Shulchan Arukh, Choshen Mishpat 370 codifies both dice games and wagers on animal races under the same heading — rabbinic theft — and the Tur (Choshen Mishpat 370) confirms that all such competitions in which the winner takes from the loser fall within this category, with the Beit Yosef (Choshen Mishpat 370:1) tracing the ruling explicitly to the Gemara in Sanhedrin.
משנה סנהדרין ג׳:ג׳
Mishnah Sanhedrin 3:3
The Mishnah includes dice-players among those who are disqualified from bearing witness, showing that such conduct was already treated by Chazal as socially and legally compromised.
וְאֵלּוּ הֵן הַפְּסוּלִין, הַמְשַׂחֵק בְּקֻבְיָא, וְהַמַּלְוֶה בְרִבִּית, וּמַפְרִיחֵי יוֹנִים, וְסוֹחֲרֵי שְׁבִיעִית.
Mishneh Torah, Robbery and Lost Property 6:11
One who plays with dice even with a non-Jew does not violate the prohibition of theft, but does violate the prohibition against engaging in idle matters, as a person should occupy themselves only with matters of wisdom and the settlement of the world.
וְהַמְשַׂחֵק בְּקֻבִּיָּא עִם הָעַכּוּ"ם אֵין בּוֹ אִסּוּר גֵּזֶל אֲבָל יֵשׁ בּוֹ אִסּוּר עוֹסֵק בִּדְבָרִים בְּטֵלִים שֶׁאֵין רָאוּי לְאָדָם שֶׁיַּעֲסֹק כָּל יָמָיו אֶלָּא בְּדִבְרֵי חָכְמָה וּבְיִשּׁוּבוֹ שֶׁל עוֹלָם:
טור, חושן משפט ש״ע
Tur, Choshen Mishpat 370
The Tur discusses the status of dice-players and gamblers in the laws of testimony and civil law. It provides the classical halakhic framework that the Shulchan Arukh later codifies.
כתב הרמב"ם דברים רבים אמרו חכמים שיש בהן משום גזל והעובר עליהן פסול מדרבנן כגון מפריחי יונים ומשחקי בקוביא. משחקי בקוביא כגון אלו שמשחקין בעצים או בצרור או בעצמות וכיוצא בזה או אלו שמריצין בהמות וכל הקלה במרוצה והנוצח חבירו שיקח כך וכך וכל כיוצא בזה גזל מדבריהם הוא ואסור:
recovered from “Mishneh Torah, Theft 6:10”
משנה תורה, הלכות גזילה ואבידה ו׳:י׳
Mishneh Torah, Robbery and Lost Property 6:10
Rambam rules that one who gambles with dice is invalid as a witness because the winnings are considered a form of theft: the loser does not truly consent to the loss since he expects to win back his money. This is a foundational halakhic source for the prohibition of dice-playing gambling.
אֵלּוּ שֶׁמְּשַׂחֲקִין בְּעֵצִים אוֹ בִּצְרוֹרוֹת אוֹ בַּעֲצָמוֹת וְכַיּוֹצֵא בָּהֶן וְעוֹשִׂים תְּנַאי בֵּינֵיהֶם שֶׁכָּל הַנּוֹצֵחַ אֶת חֲבֵרוֹ בְּאוֹתוֹ שְׂחוֹק יִקַּח מִמֶּנּוּ כָּךְ וְכָךְ הֲרֵי זֶה גֵּזֶל מִדִּבְרֵיהֶם. אַף עַל פִּי שֶׁבִּרְצוֹן הַבְּעָלִים לָקַח הוֹאִיל וְלָקַח מָמוֹן חֲבֵרוֹ בְּחִנָּם דֶּרֶךְ שְׂחוֹק וְהִתּוּל הֲרֵי זֶה גּוֹזֵל.
שולחן ערוך, חושן משפט ש״ע
Shulchan Arukh, Choshen Mishpat 370
The Shulchan Arukh codifies the laws of gezel connected to gambling and dice-playing, including when a gambler is disqualified from testimony. It presents gambling as legally problematic because winnings are treated as acquired through a doubtful transaction rather than normal consent.
דברים שהם גזל מדבריהם כגון מפריחי יונים והמשחקים בקוביא. המשחקים בקוביא כיצד אלו שמשחקים בעצים או בצרורות או בעצמות ועושים תנאי ביניהם שכל הנוצח את חבירו באותו שחוק יקח כך וכך וכן המשחקים בבהמה או בחיה או בעופות ועושים תנאי שכל שתנצח בהמתו או תרוץ יותר יקח מחבירו כך וכך וכן כל כיוצא בדברים אלו הכל אסור וגזל מדבריהם הוא:
בית יוסף, חושן משפט ש״ע — ד"ה כתב הרמב"ם דברים רבים אמרו חכמים
Beit Yosef, Choshen Mishpat 370:1
The Beit Yosef collects the earlier sources on gambling and explains how the halakhic disqualification of dice-players is derived from the Talmudic discussion. It is a key source for understanding the Shulchan Arukh’s ruling.
ומ"ש משחקי בקוביא אלו שמשחקים בעצים וכו' עד גזל מדבריהם הוא ואסור מבואר בפ' זה בורר (סנהדרין כד:):
Sources from the Talmud and later rabbinic authorities examine the legal and ethical status of gambling with dice and similar games of chance. The sources address why gamblers are disqualified from serving as witnesses, the nature of wagering agreements, and whether winnings constitute a form of prohibited acquisition.
Sources establish that habitual dice-players are disqualified from serving as witnesses in both civil and ritual contexts. The disqualification stems from concerns about theft through asmakhta (conditional commitment) and idleness, though rabbinic authorities debate whether casual players retain valid testimony status.
Jewish legal sources address the status of dice games and wagering, discussing whether such activities constitute theft, their ethical implications, and their consequences for legal testimony. The sources explore the distinction between different forms of gambling and the conditions under which they are prohibited.
Jewish law prohibits wagering money on games of chance and establishes that gamblers are disqualified from serving as legal witnesses. Sources discuss the reasoning behind these restrictions, the halakhic status of gambling winnings, and the practical implications for testimony and legal enforceability.
Jewish law addresses gambling through multiple frameworks, primarily disqualifying habitual gamblers from serving as witnesses or judges. Rabbinic sources debate whether gambling is prohibited because it constitutes a form of theft (asmakhta), because it fails to contribute productively to society, or based on the gambler's professional status and intent.
Jewish sources address the halakhic status of gambling and lottery participation, examining the grounds for prohibiting games of chance—including concerns about asmakhta (non-binding transactions), the moral and social problems with gambling, and the spiritual consequences of seeking wealth through chance rather than honest labor.