Narrated Abu Musa Al-Ash`ari: The Prophet started ascending a high place or hill. A man (amongst his companions) ascended it and shouted in a loud voice, La ilaha illal-lahu wallahu Akbar. (At that time) Allah's Apostle was riding his mule. Allah's Apostle said, You are not calling upon a deaf or an absent one. and added, O Abu Musa (or, O `Abdullah)! Shall I tell you a sentence from the treasure of Paradise? I said, Yes. He said, La haul a wala quwwata illa billah,