5 Bible Verses about Firstborn Daughters

Then the firstborn said to the younger, “Our father is old, and there is not a man on earth to come in to us after the manner of the earth.

So they made their father drink wine that night, and the firstborn went in and lay with her father; and he did not know when she lay down or when she arose.

On the following day, the firstborn said to the younger, “Behold, I lay last night with my father; let us make him drink wine tonight also; then you go in and lie with him, that we may preserve our family through our father.”

The firstborn bore a son, and called his name Moab; he is the father of the Moabites to this day.

Now the sons of Saul were Jonathan and Ishvi and Malchi-shua; and the names of his two daughters were these: the name of the firstborn Merab and the name of the younger Michal.