Fear not: this was a promise of security, and therefore she cannot be excused from dissimulation and treachery in the manner, though the substance of her act was lawful and worthy.
Related Commentaries of Judges 4:18
Judges 4:18
18 And Jael went out to meet Sisera, and said unto him, Turn in, my lord, turn in to me; fear not. And when he had turned in unto her into the tent, she covered him with a mantle.c