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

18:55What prevented people from accepting faith, when guidance has come to them, and from seeking their Lord’s forgiveness? Unless they are waiting for the precedent of the ancients to befall them, or to have the punishment come upon them face to face.

18:64He said, “This is what we were seeking.” And so they turned back retracing their steps.