Tarried till they were ashamed. — See 2 Kings 2:17; 2 Kings 8:11. It is a dangerous matter to intrude on the privacy of an Oriental king.
A key. — Literally, the opener. The ancient key was simply a bar of wood, hooked at the end, which passed through a hole in the door and caught the bolt inside.
Their lord was fallen down dead. — Comp. Judges 4:22.