And thus, too, [O Muhammad,] have We revealed unto thee a life-giving message, [coming] at Our behest. [Ere this message came unto thee,] thou didst not know what revelation is, nor what faith [implies]: but [now] We have caused this [message] to be a light, whereby We guide whom We will of Our servants: and, verily, [on the strength thereof] thou, too, shalt guide [men] onto the straight way –