Ibn `Umar reported God's messenger as saying, "May God grant forgiveness (ghafara) to Ghifar and grant peace (salama) to Aslam; but `Usayya has disobeyed (asa) God and His messenger[*]."
*As can be seen from the Arabic words given in brackets, these phrases all make use of roots connected with the names of the tribes in question.
(Bukhari and Muslim.)