Verse 20
Let me - kiss my father and my mother - Elisha fully understood that he was called by this ceremony to the prophetic office: and it is evident that he conferred not with flesh and blood, but resolved, immediately resolved, to obey; only he wished to bid farewell to his relatives. See below.
What have I done to thee? - Thy call is not from me, but from God: to him, not to me, art thou accountable for thy use or abuse of it.