JASHUB. 1. Issachar’s fourth son ( Num 26:24 , 1 Chronicles 7:1; called in Genesis 46:13 Iob; patron. Jashubites ( Numbers 26:24 ). 2. A returned exile who married a foreigner ( Ezra 10:29 ); called in Esther 9:30 Esther 9:30 Jasubus .