2 verses have
maintain
in Edition Clear Qur'an by Talal Itani / Aal-i-Imraan (The Family of Imraan)

3:76Indeed, whoever fulfills his commitments and maintains piety—God loves the pious.

3:120If something good happens to you, it upsets them; but if something bad befalls you, they rejoice at it. But if you persevere and maintain righteousness, their schemes will not harm you at all. God comprehends what they do.