'Whose' in the Bible

then hear from heaven Your dwelling place, and forgive, and render to each according to all his ways, whose heart You know for You alone know the hearts of the sons of men,

For the eyes of the Lord move to and fro throughout the earth that He may strongly support those whose heart is completely His. You have acted foolishly in this. Indeed, from now on you will surely have wars.”

But a prophet of the Lord was there, whose name was Oded; and he went out to meet the army which came to Samaria and said to them, “Behold, because the Lord, the God of your fathers, was angry with Judah, He has delivered them into your hand, and you have slain them in a rage which has even reached heaven.