What does 1 Kings 19:16 mean?

'Then anoint Jehu, son of Nimshi, to be king over Israel, and anoint Elisha, son of Shaphat from Abel Meholah, to take your place as prophet.' 1 Kings 19:16 - Modern Text Bible

(Elijah is told to appoint Jehu as Israel’s king and to choose Elisha as his successor, showing that God’s work will continue.)