Jami At Tirmidhi
896
Sahih+3

Amr bin Maimun narrated:"We were halted at Jama when Umar bin Al-Khattab said: 'The idolaters would not depart until the sun had risen and they would say: "Let the sun shine on Thabir" and indeed the Messenger of Allah contradicted them.' So Umar departed before the rising of the sun

SahihAhmad Muhammad Shakir
SahihAl-Albani