לְיִ֨שָּׂשכָ֔ר יָצָ֖א הַגּוֹרָ֣ל הָֽרְבִיעִ֑י לִבְנֵ֥י יִשָּׂשכָ֖ר לְמִשְׁפְּחוֹתָֽם׃
The fourth lot came out for Issachar, even for the children of Issachar according to their families.
Read midrashic interpretation of Joshua 19:17: and classical rabbinic exegesis.