2 Chronicles 6:30 in the King James Version
Then hear thou from heaven thy dwelling place, and forgive, and render unto every man according unto all his ways, whose heart thou knowest; (for thou only knowest the hearts of the children of men:)
Context
29 whatever prayer and supplication is made by any man, or by all your people Israel, who will each know his own plague and his own sorrow, and shall spread out his hands toward this house,
30 then hear from heaven your dwelling place and forgive, and give to every man according to all his ways, whose heart you know (for you, even you only, know the hearts of the children of men),
31 that they may fear you, to walk in your ways as long as they live in the land which you gave to our fathers.