2 Samuel 13:29 And the servants of Absalom did to Amnon as Absalom had commanded. Then all the king's sons arose, and every man got him up on his mule, and fled. Torrey's Topical Textbook
2 Samuel 18:9 And Absalom met the servants of David. And Absalom rode on a mule, and the mule went under the thick boughs of a great oak, and his head caught hold of the oak, and he was taken up between the heaven and the earth; and the mule that was under him went away. Torrey's Topical Textbook
1 Kings 1:33 The king also said to them, Take with you the servants of your lord, and cause Solomon my son to ride on my own mule, and bring him down to Gihon: Torrey's Topical Textbook