Do good, O LORD, unto those that be good, and to them that are upright in their hearts.
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Augustine of Hippo
9. And he therefore addeth, "Do well, O Lord, unto those that are good and true of heart" (ver. 4). They who are fight in heart, of whom I was speaking a little before,-they who follow the will of God, not their own will,-reflect upon this. But they who wish to follow God, allow Him to go before, and themselves to follow; not themselves to go before, and Him to follow; and in all things they find Him good, whether chastening, or consoling, or exercising, or crowning, or cleansing, or enlightening; as the Apostle saith, "We know that all things work together for good to them that love God." ...