Sahih Bukhari

Narrated Anas bin Malik:The Prophet (ﷺ) delivered a sermon and said, ""Zaid took the flag and was martyred, and then Ja`far took the flag and was martyred, and then `Abdullah bin Rawaha took the flag and was martyred too, and then Khalid bin Al-Walid took the flag though he was not appointed as a commander and Allah made him victorious."" The Prophet (ﷺ) further added, ""It would not please us to have them with us."" Aiyub, a sub-narrator, added, ""Or the Prophet, shedding tears, said, 'It would not please them to be with us