Bukhari Collection: ::Book Number 5:: Hadith # 651
Narrated `Imran bin Hussein:A delegation from Banu Tamim came to the Prophet . The Prophet said, "Accept the good tidings, O Banu Tamim!" They said, "O Allah's Apostle! You have given us good tidings, so give us (something)." Signs of displeasure appeared on his face. Then another delegation from Yemen came and he said (to them), "Accept the good tidings, for Banu Tamim refuses to accept them." They replied, "We have accepted them, O Allah's Apostle!"