'Whose' in the Bible

Then the woman whose child was the living one spoke to the king, for she was deeply stirred over her son and said, “Oh, my lord, give her the living child, and by no means kill him.” But the other said, “He shall be neither mine nor yours; divide him!”

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

Then Jeroboam the son of Nebat, an Ephraimite of Zeredah, Solomon’s servant, whose mother’s name was Zeruah, a widow, also rebelled against the king.