'My People' in the Bible

He went and sent to Jehoshaphat the king of Judah, saying, "The king of Moab has rebelled against me. Will you go with me against Moab to battle?" He said, "I will go up. I am as you are, my people as your people, my horses as your horses."

"Turn back, and tell Hezekiah the prince of my people, 'Thus says the LORD, the God of David your father, "I have heard your prayer. I have seen your tears. Behold, I will heal you. On the third day, you shall go up to the house of the LORD.