:salamext: Believing that Allah is the Creator and Provider (Ruboobiyyah) is not sufficient because even shaytaan believes Allah is the Creator and Provider. The disbeliever Arabs in the time of Prophet Muhammad (sal Allahu alayhi wasalam) believed Allah was the Creator and Provider and most disbelievers throughout history believe in a Creator and Providor, but they always pray to and worship others along with Him. (see
http://Quran.com; Quran Zumar 39:38 - 'If you ask them who created the heavens and the earth, they will surely say "Allah" (God), tell me then - the things you pray to besides Allah, if Allah intended harm for me, could they remove His harm, or if He intended some mercy for me, could they withhold His mercy? Say, sufficient for me is Allah, in Him let the trusters put their trust'.