1 Samuel 30:15
King James Version
“And David said to him, Canst thou bring me down to this company? And he said, Swear unto me by God, that thou wilt neither kill me, nor deliver me into the hands of my master, and I will bring thee down to this company.”
Context
12And they gave him a piece of a cake of figs, and two clusters of raisins: and when he had eaten, his spirit came again to him: for he had eaten no bread, nor drunk water, three days and three nights.
13And David said unto him, To whom thou? and whence art thou? And he said, I a young man of Egypt, servant to an Amalekite; and my master left me, because three days agone I fell sick.
14We made an invasion the south of the Cherethites, and upon which to Judah, and upon the south of Caleb; and we burned Ziklag with fire.
15And David said to him, Canst thou bring me down to this company? And he said, Swear unto me by God, that thou wilt neither kill me, nor deliver me into the hands of my master, and I will bring thee down to this company.
16And when he had brought him down, behold, spread abroad upon all the earth, eating and drinking, and dancing, because of all the great spoil that they had taken out of the land of the Philistines, and out of the land of Judah.
17And David smote them from the twilight even unto the evening of the next day: and there escaped not a man of them, save four hundred young men, which rode upon camels, and fled.
18And David recovered all that the Amalekites had carried away: and David rescued his two wives.