Verily those who say: “Our Lord is Allah (alone)”, and then they stand firm, on them the angels will descent (at the time of their death [saying): “Fear not, nor grieve! But receive the glad tidings of Paradise which you have been promised!."
And who is better in speech than he who [says: “My Lord is Allah (believes in His Oneness)” and then stands firm (acts upon His Order, and ] invites mankind to Allah and does righteous deeds, and says: “I am one of the Muslims”