1 Samuel 30:13
And David said unto him, To whom belongest thou? and whence art thou? And he said, I am a young man of Egypt, servant to an Amalekite; and my master left me, because three days agone I fell sick.
Cross-reference
In 1 Samuel 30:12, the Egyptian's recovery from three days without food enables him to answer David's questions here.
In James 2:13, showing no mercy brings judgment without mercy — the master's lack of mercy here fits that principle.
In 2 Samuel 1:8, an Amalekite falsely claims to have killed Saul, contrasting with the truthful Egyptian servant who helps David here.
In Job 31:13-15, Job insists he never despised his servants' cause — contrasting the Amalekite master who abandoned his sick slave.
In Proverbs 12:10, the wicked are cruel — the Amalekite master's abandonment of his sick slave exemplifies this cruelty.
In Jonah 1:8, sailors ask Jonah the same questions — 'Who are you? Where from?' — mirroring David's interrogation of the Egyptian here.