Quran 51:23

By the Lord of the heavens and the earth, this is certainly true even as you speak.

By the Lord of the sky and the earth, it is indeed the truth, just as [it is a fact that] you speak.

So by oath of the Lord of the heavens and the earth, this Qur’an is the Truth, in the same language that you speak.

So by the Lord of heaven and earth, it is as surely true as that you have speech.

Then by (the) Lord (of) the heaven and the earth, indeed, it (is) surely (the) truth (just) as [what] you speak.

By the Lord of the heaven and the earth it is sure, even as it is a fact that ye are speaking.

Then, by the Lord of the heaven and the earth, it is the truth (i.e. what has been promised to you), just as it is the truth that you can speak.

So, by the Lord of the heaven and the earth, this is certainly true, as true as the fact of your speaking.

This, by the Lord of the heavens and the earth is as certain as your ability to speak.

And by the Lord of the heavens and the earth! it is most surely the truth, just as you do speak.

And by the Lord of the heavens and the earth, it is the truth, even as (it is true) that ye speak.

So by the Lord of heaven and earth, it is as true as your speech.

Then by the Lord of the heaven and earth, indeed, it is truth - just as [sure as] it is that you are speaking.

By the Lord of the heaven and the earth, it is as true as the fact that you speak.

By the Lord of the heaven and the earth, it is certainly the truth. It is as true as your ability to speak.

Then, by the Lord of heaven and earth, this is the very Truth, as much as the fact that ye can speak intelligently to each other.