John Gill Commentary Joshua 19:17

"The fourth lot came out for Issachar, even for the children of Issachar according to their families." — Joshua 19:17 (ASV)

[And] the fourth lot came out to Issachar
The fourth of the seven drawn at Shiloh:

for the children of Issachar, according to their families :
among whom the inheritance that came to them by the lot was divided, according to the number of them.