The last revealed surah in terms of the revelation of Surah Nasr. Abdullah bin Abbas (may Allah be pleased with him) asked Ubaydullah bin Utbah , which complete surah has been revealed in the end ? Ubaydullah said , I said: Iza jaa nasrullahi wal fatah. He said , "You have told the truth." (Fathul Bari: 6/705 , Sahih Muslim: 3024).