4 verses have
knowledge
in Edition Clear Qur'an by Talal Itani / Al-Kahf (The Cave)

18:5They have no knowledge of this, nor did their forefathers. Grave is the word that comes out of their mouths. They say nothing but a lie.

18:65Then they came upon a servant of Ours, whom We had blessed with mercy from Us, and had taught him knowledge from Our Own.

18:68And how will you endure what you have no knowledge of?”

18:91And so it was. We had full knowledge of what he had.