This is an idiom that is used to introduce something that God told his prophets or his people. See how you translated this in [Ezekiel 3:16](../03/16.md). AT: "Yahweh spoke this message" or "Yahweh spoke these words" (See: [[rc://en/ta/man/translate/figs-idiom]])
"Son of a human being" or "Son of humanity." God calls Ezekiel this to emphasize that Ezekiel is only a human being. God is eternal and powerful, but humans are not. AT: "Mortal person" or "Human"
The word "house" is a metonym for the family that lives in the house, in this case the Israelites, the descendants of Jacob over many years. See how you translated this in [Ezekiel 3:1](../03/16.md). AT: "the Israelite people group" (See: [[rc://en/ta/man/translate/figs-metonymy]])