Snakes and scorpions are related to a lack of water in two places in the Pentateuch: Joseph in the pit, and Deuteronomy 8:15. Are there any sources that link these two?

Excellent observation! This is a genuinely subtle textual connection. The link between Joseph's pit and the snakes/scorpions of Deuteronomy 8:15 is made explicitly in the Talmud, which uses the absence of water in the pit to infer the presence of snakes and scorpions — directly echoing the Deuteronomy verse. This midrashic-talmudic reading treats the two passages as mutually interpretive, with the wilderness description illuminating what lurked in Joseph's pit.

Key Takeaways

Shabbat 22a (Talmud Bavli) explicitly links Genesis 37:24 and Deuteronomy 8:15, inferring that Joseph's pit contained snakes and scorpions because it lacked water.
The Talmud uses a logical inference: if the Torah specifies "no water," it implies something was there — namely, the dangerous creatures of Deuteronomy 8:15.
Rashi on Genesis 37:24 cites this Talmudic tradition directly, making it part of the mainstream pshat-level commentary.
The connection deepens the miracle of Joseph's survival — he was preserved by Divine Providence in a pit full of deadly creatures.
This literary technique of cross-referencing verses (gezeirah shavah or analogical reading) is a hallmark of rabbinic biblical interpretation.

The Talmudic Source

The primary source linking these two passages is found in Talmud Bavli, Shabbat 22a:

"The pit was empty — it had no water." [Genesis 37:24] The Rabbis ask: Since the verse already says "the pit was empty," why must it add "it had no water"? From this we learn: it had no water — but it did have snakes and scorpions.

The Talmud infers that the redundancy of the phrase "אֵין בּוֹ מָיִם" (ein bo mayim, "there was no water") is not superfluous. In Torah, no word is wasted. If the verse went out of its way to specify the absence of water, it signals that something else was present. The Rabbis draw on Deuteronomy 8:15 — "a great and terrible wilderness, with snake and scorpion and thirst where there is no water" — where snakes, scorpions, and waterlessness appear together — to identify what that "something else" was.

Rashi's Commentary

Rashi [Genesis 37:24] cites this Talmudic teaching directly:

"אין בו מים" — "It had no water, but snakes and scorpions were in it" (citing Shabbat 22a).

This is significant because Rashi typically presents the most essential, plain-meaning (pshat) reading alongside midrash. By including this inference, Rashi treats the snake-and-scorpion detail not as mere homiletical flourish but as a genuine reading of the text's intent.

The Deeper Significance

Joseph's Miraculous Survival

The implication is staggering: Joseph was cast into a pit teeming with venomous creatures and emerged unharmed. This frames Joseph's preservation as an open miracle, a hashgacha pratit (Divine Providence) narrative from the very beginning of his trials.

Nachmanides (Ramban) emphasizes throughout the Joseph narrative that hidden miracles are woven into seemingly natural events — and this detail of the pit fits that theological pattern perfectly.

The Wilderness Parallel

Deuteronomy 8:15 is part of Moses' farewell address, reminding Israel of God's protection in "the great and terrible wilderness" — וְהַנּוֹרָא נָחָשׁ שָׂרָף וְעַקְרָב (ha-nora, nachash saraf ve-akrav, "the awesome [wilderness of] fiery serpent and scorpion"). The same God who protected Israel from these creatures in the desert had already protected Joseph from them in the pit — suggesting a typological parallel: Joseph's personal ordeal prefigures the national experience of Israel.

Yosef as a Prototype of Israel

This is consistent with a broader rabbinic theme: Joseph (Yosef) is a mashal (parable/archetype) for the Jewish people. Just as Joseph descended into a dangerous pit and rose to greatness, Israel descended into Egyptian bondage and was redeemed. The snake-and-scorpion detail reinforces that both Joseph and Israel survived impossible dangers through Divine protection alone.

Summary of the Key Sources

| Source | Reference | Point Made | |---|---|---| | Talmud Bavli | Shabbat 22a | Directly links Genesis 37:24 and Deuteronomy 8:15 | | Rashi | Genesis 37:24 | Cites Shabbat 22a as the reading of the verse | | Ramban | Genesis, throughout | Divine Providence hidden in Joseph's natural trials | | Deuteronomy | 8:15 | Snakes, scorpions, and waterlessness as a linked triad |

This is a beautiful example of how rabbinic reading treats the Torah as a unified whole, where a phrase in one book illuminates and is illuminated by a phrase in another.