Cross reference
Hebrews 7:10
10 Because he was still in his father's body when Melchizedek came to him.
Genesis 35:11
11 And God said to him, I am God, the Ruler of all: be fertile, and have increase; a nation, truly a group of nations, will come from you, and kings will be your offspring;
Genesis 46:26
26 All the persons who came with Jacob into Egypt, the offspring of his body, were sixty-six, without taking into account the wives of Jacob's sons.
1 Kings 8:19
19 But you yourself will not be the builder of my house; but your son, the offspring of your body, he it is who will put up a house for my name.
Hebrews 7:5
5 And it is true that by the law, those of the sons of Levi who have the position of priests may take a tenth part of the people's goods; that is to say, they take it from their brothers though these are the sons of Abraham.