'Father in law' in the Bible

And it was told Tamar saying, - Lo! thy father-in-law is going up towards Timnah, to the shearing of his sheep.

When, she, was about to be brought forth, then, she herself, sent unto her father-in-law saying, By the man to whom these belong, have I, conceived! And she said - Examine, I pray thee, to whom belong the signet-ring, and the guard, and the staff - these!