The children of Israel were delivered into the hands of the Philistines for 40 years for doing evil in the sight of YHVH. Then a wonderful event takes place: an announcement to a barren and childless woman that she will conceive and bear a son. The announcement is given by one who is called “malach-YHVH”, literally “Angel (of) YHVH. This messenger, in two separate appearances, reveals God’s commandments concerning the boy to be born. At the angel’s behest, the couple offers a sacrifice to YHVH, then they ask to be told his name.