Who was the first knight of Islam?

The first knight in Islam is Al-Zubayr ibn Al-Awwam, the disciple of the Messenger of Allah, peace and blessings be upon him, and his cousin. It was said of him: "My ancestor, the son of Ahmad's aunt and his vizier In times of tribulation and the knight of the sorrel mare And on the morning of Badr, he was the first knight Who witnessed the battle in the yellow armor."