What does 1 Kings 19:21 mean?

Elisha left him, went back, took his pair of oxen, killed them, and cooked the meat over the wood from the plow. He gave the food to the people, and they ate. Then he got up and followed Elijah, becoming his assistant. 1 Kings 19:21 - Modern Text Bible

(Elisha makes a clean break from his old life, sharing a meal with his community, then fully commits to following Elijah as his apprentice.)