Tribes of Israel
Reuben
The firstborn who lost the birthright. Reuben’s story is a long study in good intentions that never quite become action — he saves Joseph’s life and then loses him, offers to help and is refused, gets his land early and then sits out the war.
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At a glance
The man behind the tribe
Reuben was Jacob’s firstborn, and Genesis lets us see both the decency and the weakness in him. When his brothers plot to kill Joseph it is Reuben who says, “Let us not take his life... throw him into this pit,” intending to come back and rescue him — and then he leaves, and returns to find the pit empty and tears his clothes (Genesis 37:21-30). Years later, in Egypt, he offers Jacob his own two sons as a guarantee for Benjamin, an offer so wild that Jacob simply ignores it (Genesis 42:37).
Then there is the act that cost him everything: “While Israel lived in that land, Reuben went and lay with Bilhah his father’s concubine. And Israel heard of it” (Genesis 35:22). The Chronicler records the consequence plainly — “he was the firstborn, but because he defiled his father’s couch, his birthright was given to the sons of Joseph” (1 Chronicles 5:1).
The blessings
Jacob’s deathbed words are the most painful in the chapter: “Reuben, you are my firstborn, my might, and the firstfruits of my strength, preeminent in dignity and preeminent in power. Unstable as water, you shall not have preeminence, because you went up to your father’s bed” (Genesis 49:3-4). Everything that should have been his is named, and then withdrawn.
Moses’ blessing is only a single line, and reads more like a plea than a promise: “Let Reuben live, and not die, but let his men be few” (Deuteronomy 33:6).
Territory
Reuben asked for and received land east of the Jordan — the Mishor tableland north of the Arnon, taken from Sihon the Amorite, good grazing country for the large herds Reuben and Gad had (Numbers 32:1-5). Moses granted it on condition that their fighting men cross over armed and stay until the rest of Israel had its inheritance, which they did (Numbers 32:16-32; Joshua 4:12).
It was exposed country, though, with no natural western border and open desert to the east, and in practice Reuben was slowly squeezed by Moab. Bezer, one of the six cities of refuge, lay in their territory (Deuteronomy 4:43).
History in outline
c. 1915 BC — Born
Leah’s firstborn, “because the LORD has looked upon my affliction” (Genesis 29:32).
c. 1890 BC — Bilhah
Reuben lies with his father’s concubine, and the birthright is forfeited (Genesis 35:22; 1 Chronicles 5:1).
c. 1898 BC — The pit
He talks his brothers out of murder, intending to rescue Joseph (Genesis 37:21-30).
c. 1445 BC — Dathan and Abiram
Two Reubenites join Korah the Levite in rebellion against Moses; the ground opens and swallows them with their households (Numbers 16:1-33).
c. 1407 BC — Land east of the Jordan
Reuben and Gad request Sihon’s former kingdom and pledge to fight for their brothers first (Numbers 32).
c. 1400 BC — The altar of witness
Returning home, the eastern tribes build a great altar by the Jordan; the western tribes muster for war until the eastern men explain it is a witness, not a rival sanctuary (Joshua 22:10-34).
c. 1250 BC — “Great searchings of heart”
Deborah’s song names Reuben twice for staying home: “Why did you sit still among the sheepfolds, to hear the whistling for the flocks?” (Judges 5:15-16).
c. 1000 BC — With David
Reuben, Gad, and half-Manasseh send 120,000 armed men to make David king at Hebron (1 Chronicles 12:37).
c. 900 BC — War with the Hagrites
The eastern tribes defeat the Hagrites “because they cried out to God in the battle, and he granted their urgent plea, because they trusted in him” (1 Chronicles 5:18-22).
c. 841 BC — Hazael
Aram ravages all the land east of the Jordan, “Gilead and Bashan,” including Reuben’s territory (2 Kings 10:32-33).
c. 733 BC — Exile
Tiglath-pileser carries Reuben, Gad, and half-Manasseh to Halah, Habor, Hara, and the river Gozan, “because they broke faith with the God of their fathers” (1 Chronicles 5:25-26).
Israel or Judah?
Israel — the north. Reuben’s land lay east of the Jordan, far from Jerusalem and outside the reach of the house of David after 931 BC. When the kingdom divided, the eastern tribes went with Jeroboam by geography as much as by choice.
They were also the first to go. Assyria took the Transjordan a decade before Samaria itself fell — around 733 BC — and Reuben never returned. By Jeremiah’s day their old territory was occupied by Ammon: “Has Israel no sons? Has he no heir? Why then has Milcom dispossessed Gad?” (Jeremiah 49:1). Reuben does not appear among the families who came back from Babylon.
Notable people
Reuben produces no judge, no king, no prophet, and no priest. The only Reubenites Scripture names by their deeds are Dathan, Abiram, and On, who joined Korah’s rebellion against Moses and Aaron and were swallowed by the earth (Numbers 16). It is a bleak record for a firstborn tribe.
The one bright entry is corporate: the eastern tribes’ war against the Hagrites, won because “they trusted in him” (1 Chronicles 5:20), and their loyalty in crossing the Jordan armed ahead of their brothers when they could simply have stayed home with the land they already had.
Christ connection
Reuben is the Bible’s warning about a birthright casually thrown away — the same lesson Esau teaches, told from the inside. Everything was his by right of birth, and instability, not malice, lost it. Hebrews takes the same tone with its readers: “we must pay much closer attention to what we have heard, lest we drift away from it” (Hebrews 2:1). Yet Reuben is not written out. Ezekiel’s restored land has a gate named for Reuben in the city whose name is “The LORD Is There” (Ezekiel 48:6, 31-35), and Revelation seals twelve thousand from the tribe of Reuben (Revelation 7:5). What a man forfeits, grace can still keep a place for.
Key passages
- Genesis 29:32 — Reuben’s birth and name.
- Genesis 35:22; 1 Chronicles 5:1 — The sin that cost the birthright.
- Genesis 37:21-30 — Reuben tries to save Joseph.
- Genesis 49:3-4 — “Unstable as water, you shall not have preeminence.”
- Numbers 16:1-33 — Dathan and Abiram in Korah’s rebellion.
- Numbers 32 — The request for land east of the Jordan.
- Judges 5:15-16 — “Great searchings of heart” while others fought.
- 1 Chronicles 5:18-26 — Victory through trust, and exile through unfaithfulness.