1 Tawarikh 4:38

4:38 These who are named above were the leaders of their clans.

Their extended families increased greatly in numbers.

1 Tawarikh 7:4

7:4 According to the genealogical records of their families, they had 36,000 warriors available for battle, for they had numerous wives and sons. ¹ 

¹ tn Heb “and unto them by their generations to the house of their fathers [were] troops of war of battle, 36,000, for they had many wives and sons.”