Numbers 26:5

Overview - Numbers 26
The sum of all Israel is taken in the plains of Moab.
52 The law of dividing among them the inheritance of the land.
57 The families and number of the Levites.
63 None was left of them which were numbered at Sinai, but Caleb and Joshua.
Treasury of Scripture Knowledge

Numbers 26:5  (King James Version)
Reuben, the eldest son of Israel: the children of Reuben; Hanoch, of whom cometh the family of the Hanochites: of Pallu, the family of the Palluites:

the eldest
Genesis 29:32 ; Genesis 49:2 Genesis 49:3 1 Chronicles 5:1

thy children
Genesis 46:8 Genesis 46:9 ; Exodus 6:14 ; 1 Chronicles 5:3