Sunan an Nasai
3584
Sahih+2

It was narrated from Ibn 'Umar that the Messenger of Allah organized a race for horses that had been made lean, from Al-Hafya' and its finish line was Thaniyyat Al-Wada', and he organized another race for horses that had not been made lean, from Ath-Thaniyyah to the Masjid of Banu Zuraiq, and 'Abdullah was among those who took part in the race

SahihAbu Ghuddah
SahihAl-Albani