Say: I do not control for myself any harm, or any benefit except what Allah pleases; every nation has a term; when their term comes, they shall not then remain behind for an hour, nor can they go before (their time).

Then, it may be that you will give up part of what is revealed to you and your breast will become straitened by it because they say: Why has not a treasure been sent down upon him or an angel come with him? You are only a warner; and Allah is custodian over all things.