3 verses have
only
in Edition Clear Qur'an by Talal Itani / An-Naml (The Ant)

27:25If only they would worship God, who brings to light the mysteries of the heavens and the earth, and knows what you conceal and what you reveal.

27:46He said, “O my people, why are you quick to do evil rather than good? If only you would seek God’s forgiveness, so that you may be shown mercy.”

27:56But the only response of his people was to say, “Expel the family of Lot from your town. They are purist people.”