Leah became pregnant and gave birth to a son. She said, "The LORD has seen my trouble, and now my husband will love me"; so she named him Reuben.

The members of Jacob's family who went to Egypt with him were his oldest son Reuben

He said to his father, "Not that way, father. This is the older boy; put your right hand on his head."

The men twenty years old or older who were fit for military service were registered by name according to clan and family, beginning with the tribe of Reuben, Jacob's oldest son. The totals were as follows: (Tribe: Number); Reuben: 46,500; Simeon: 59,300; Gad: 45,650; Judah: 74,600; Issachar: 54,400; Zebulun: 57,400; Ephraim: 40,500; Manasseh: 32,200; Benjamin: 35,400; Dan: 62,700; Asher: 41,500; Naphtali: 53,400; Total: 603,550

The tribe of Reuben (Reuben was the oldest son of Jacob): the clans of Hanoch, Pallu,

Jacob had twelve sons: Reuben, Simeon, Levi, Judah, Issachar, Zebulun,

These are the descendants of Reuben, the oldest of Jacob's sons. (Because he had sex with one of his father's concubines, he lost the rights belonging to the first-born son, and those rights were given to Joseph.

Reuben, the oldest of Jacob's sons, had four sons: Hanoch, Pallu, Hezron, and Carmi.

He is to give a double share of his possessions to his first son, even though he is not the son of his favorite wife. A man must acknowledge his first son and give him the share he is legally entitled to.

He killed the first-born sons of all the families of Egypt.

He killed the first-born sons of all the families of Egypt.