3 verses have
ungrateful
in Edition Clear Qur'an by Talal Itani / Ibrahim (Abraham)

14:7And when your Lord proclaimed: “If you give thanks, I will grant you increase; but if you are ungrateful, My punishment is severe.”

14:8And Moses said, “Even if you are ungrateful, together with everyone on earth—God is in no need, Worthy of Praise.”

14:34And He has given you something of all what you asked. And if you were to count God’s blessings, you would not be able to enumerate them. The human being is unfair and ungrateful.