man of God

Facts:

The expression "man of God" is a respectful way of referring to a prophet of Yahweh. It is also used to refer to an angel of Yahweh

When referring to a prophet, this could also be translated as "man who belongs to God" or "man whom God has chosen" or "man who serves God."
When referring to an angel this could also be translated as, "messenger of God" or "your angel" or "heavenly being from God who looks like a man."