Genesis 49:3
Reuben, you are my firstborn, my might and the beginning of my strength, outstanding in dignity, outstanding in power.
Deuteronomy 21:17
Rather, he must acknowledge the son of the less loved wife as firstborn and give him the double portion of all he has, for that son is the beginning of his father's procreative power -- to him should go the right of the firstborn.
Genesis 29:32
So Leah became pregnant and gave birth to a son. She named him Reuben, for she said, "The Lord has looked with pity on my oppressed condition. Surely my husband will love me now."
Psalm 78:51
He struck down all the firstborn in Egypt, the firstfruits of their reproductive power in the tents of Ham.
Psalm 105:36
He struck down all the firstborn in their land, the firstfruits of their reproductive power.
Genesis 46:8
These are the names of the sons of Israel who went to Egypt -- Jacob and his sons: Reuben, the firstborn of Jacob.
Genesis 48:18
Joseph said to his father, "Not so, my father, for this is the firstborn. Put your right hand on his head."
Numbers 1:20
And they were as follows: The descendants of Reuben, the firstborn son of Israel: According to the records of their clans and families, all the males twenty years old or older who could serve in the army were listed by name individually.
Numbers 26:5
Reuben was the firstborn of Israel. The Reubenites: from Hanoch, the family of the Hanochites; from Pallu, the family of the Palluites;
1 Chronicles 2:1
These were the sons of Israel: Reuben, Simeon, Levi, and Judah; Issachar and Zebulun;
1 Chronicles 5:1
The sons of Reuben, Israel's firstborn -- (Now he was the firstborn, but when he defiled his father's bed, his rights as firstborn were given to the sons of Joseph, Israel's son. So Reuben is not listed as firstborn in the genealogical records.
1 Chronicles 5:3
The sons of Reuben, Israel's firstborn: Hanoch, Pallu, Hezron, and Carmi.