All the souls who came out of Jacob’s thigh were seventy souls; and Joseph was in Egypt already. Bible other translations

“thigh.” An idiom. The “thigh” is euphemistic for the genital organs, and the idiom “came out of his thigh” refers to his direct descendants (see commentary on Gen. 24:2). [For more information on sexual euphemisms, see commentary on Isa. 47:2].

Commentary for: Exodus 1:5