(15:8) We do not send down the angels except with truth; and the disbelievers would not then be reprieved. (15:9) Indeed, it is We who sent down the Qur`an and indeed, We will be its guardian. (15:10) And We had certainly sent [messengers] before you, [O Muhammad], among the sects of the former peoples. (15:11) And no messenger would come to them except that they ridiculed him. (15:12) Thus do We insert denial into the hearts of the criminals. (15:13) They will not believe in it, while there has already occurred the precedent of the former peoples. (15:14) And [even] if We opened to them a gate from the heaven and they continued therein to ascend,
