7 verses have
know
in Edition Clear Qur'an by Talal Itani / Taa-Haa (Taa-Haa)

20:7If you speak aloud—He knows the secret, and the most hidden.

20:52He said, “Knowledge thereof is with my Lord, in a Book. My Lord never errs, nor does He forget.”

20:71He said, “Did you believe in him before I have given you permission? He must be your chief, who has taught you magic. I will cut off your hands and your feet on alternate sides, and I will crucify you on the trunks of the palm-trees. Then you will know which of us is more severe in punishment, and more lasting.”

20:98Surely your god is God, the One besides whom there is no other god. He comprehends everything in knowledge.

20:110He knows what is before them and what is behind them, and they cannot comprehend Him in their knowledge.

20:114Exalted is God, the True King. Do not be hasty with the Quran before its inspiration to you is concluded, and say, “My Lord, increase me in knowledge.”

20:135Say, “Everybody is waiting, so wait. You will know who the people of the straight path are, and who is rightly-guided.