Even if (as a miracle to convince them of the truth of God’s Message) We opened to them a gate in heaven and they kept ascending through it all the while
Even if I (God) open a gate from the heaven for them in the middle of the day so that they may climb over and see with their own eyes whatever is behind the curtain, they will not believe in what they see
Faridul Haque
And if We open for them a gate in the heavens, to ascend it through the day
Hasan Al-Fatih Qaribullah
If We opened a gate in the heaven and they kept ascending through it