Narrated Ibn `Abbas: When the Verse:-- 'And warn your tribe of near kindred' (26.214). was revealed, the Prophet started calling every tribe by its name.
Hadith ReferenceSahih Bukhari / The Book of Virtues / Hadith: 3526
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة