4 verses have
know
in Edition Clear Qur'an by Talal Itani / Al-Muminoon (The Believers)

23:60And those who give what they give, while their hearts quake, knowing that to their Lord they will return.

23:84Say, “To whom does the earth belong, and everyone in it, if you happen to know?”

23:88Say, “In whose hand is the dominion of all things, and He protects and cannot be protected from, if you happen to know?”

23:92The Knower of the hidden and the manifest. He is exalted, far above what they associate.