Narrated Ibn `Abbas:
Abu Lahab said, "May you perish! Is it' for this that you have gathered us?" So there was revealed:-- 'Parish the hands of Abu Lahab'. (IT)
USC-MSA web (English) reference: Vol. 6, Book 60, Hadith 497 (IT)
Arabic reference (IT): Book 65, Hadith 4973 (IT)