Fussilat 41:53

Sanureehim ayatina feeal-afaqi wafee anfusihim hattayatabayyana lahum annahu alhaqqu awa lam yakfi birabbikaannahu AAala kulli shay-in shaheed

We will show them Our signs in the horizons and within themselves until it becomes clear to them that it is the truth. But is it not sufficient concerning your Lord that He is, over all things, a Witness?

We will show them Our signs in the universe and within their own beings until it will become manifest to them that it is the truth. Is it not enough about your Lord that He is witness to everything?