Why Did Sisera Trust Jael?

The mother expects her son to be able to sexually violate captive women; instead, he has become a woman's captive, and she has left him despoiled. Taking as Sisera's intent his mother's statement about womb-captives, by killing Sisera, Jael has prevented the rape of Israelite women.

Why did Jael give Sisera milk instead of water?

Obviously, Jael knew the hypnagogic effect of the milk and for this reason, when the thirsty Sisera asked for water, she brought him full fat (or curdled) milk in a magnificent bowl (see Judges 4:19 5:25) in order to make him sleep and thus kill him more easily.

What is the story of Jael and Sisera?

The story comes from the Old Testament Book of Judges and tells how Sisera, a commander in the Canaanite army, flees a disastrous battle with the Israelites. He is offered milk and shelter by Jael, a married woman of the Kenite tribe. ... Sisera, by contrast, is shown blissfully unaware of his imminent fate.