29:18If you disbelieve, communities before you have also disbelieved. The Messenger is only responsible for clear transmission.

29:35And We left behind a clear trace of it, for people who understand.

29:38And Aad and Thamood. It has become clear to you from their dwellings. Satan embellished for them their deeds, barring them from the path, even though they could see.

29:39And Quaroon, and Pharaoh, and Hamaan—Moses went to them with clear arguments, but they acted arrogantly in the land. And they could not get ahead.

29:49In fact, it is clear signs in the hearts of those given knowledge. No one renounce Our signs except the unjust.

29:50And they said, “If only a miracle from his Lord was sent down to him.” Say, “Miracles are only with God, and I am only a clear warner.”