John Gill Commentary 1 Chronicles 4:38

"these mentioned by name were princes in their families: and their fathers` houses increased greatly." — 1 Chronicles 4:38 (ASV)

These mentioned by [their] names [were] princes in their
families
The principal men of them, heads of their fathers' houses:

and the house of their fathers increased greatly ;
by them, so that they were obliged to seek out for new habitations, as follows.