When one becomes a Muslim, first and foremost, it obligatory for one to know and believe in the meaning of the phrase "Lâ ilâha ill-Allah Muhammadun Rasûl-Allah."
Waxaa dhacday xiligii Imaam Axmad () waxa loo yaqaano (fitnatu qalqi quraan), waxay ahayd madax dii muslimiinta qaar kamid ah niman kii reer banil Cabaas ayaa waxay qaateen fikrad qaldan oo (muctasilada) nimankii la dhihi jiray ay rumeys naayeen oo ah quraanka Ilaahay inuu (maqluuq) yahay ee uusan Ilaahay sifa diisa ahayn.