Judges 9:18

¹⁸ and you have risen up against my father's house this day, and have slain his sons, seventy persons, on one stone, and have made Abimelech, the son of his female servant, king over the men of Shechem, because he is your brother);

Strengthened

To 'be strengthened,' as in Genesis 21:18, signifies being supported.

In Isaiah 41:10, this signifies to give power and intelligence from the omnipotence and omniscience of the Divine Good and Truth. (Apocalypse Explained 298[10])