'Offspring' in the Bible

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.

And straight away when he became king, he sent destruction on all the offspring of Jeroboam; there was not one living person of all the family of Jeroboam whom he did not put to death, so the word of the Lord, which he said by his servant Ahijah the Shilonite, came about;