'Urwat al-Bariqi reported Allah's Messenger (ﷺ) having said this: Good is tied to the forelock of the horses. It Was said to him: Messenger of Allah, why is it so? He (the Holy Prophet (ﷺ) said): For reward and booty until the Day of Judgment.
Hadith ReferenceSahih Muslim / The Book on Government / Hadith: 1873