'Strengthen' in the Bible

And Samson called unto Jehovah, and said, O Lord Jehovah, remember me, I pray thee, and strengthen me, I pray thee, only this once, O God, that I may be at once avenged of the Philistines for my two eyes.

And it came to pass on the fourth day, that they arose early in the morning, and he rose up to depart: and the damsel's father said unto his son-in-law, Strengthen thy heart with a morsel of bread, and afterward ye shall go your way.

And he arose early in the morning on the fifth day to depart; and the damsel's father said, Strengthen thy heart, I pray thee, and tarry ye until the day declineth; and they did eat, both of them.