she said o my lord! how shall i have a son when no man has touched me. he said so for allah creates what he wills. when he has decreed something he says to it only `be!  and it is.
قالت رب أنى يكون لي ولد ولم يمسسني بشر قال كذلك الله يخلق ما يشاء إذا قضى أمرا فإنما يقول له كن فيكون