“You are My witnesses,” says the LORD,
“And My servant whom I have chosen, that you may know and believe Me, and understand that I am He.
Before Me there was no God formed, nor shall there be after Me.

-- Isaiah 43:10 (NKJV)

and

For I am the LORD, I do not change. -- Malachi 3:6 (NKJV)

However, some belief that:

• Jesus was the God's divine son.
• Jesus was glorified before the world existed.
• Jesus saw Satan fall before he came to Earth.
• Jesus is the Lord of the Sabbath.
• Jesus was in the Garden of Eden.
• Jesus existed before Abraham.
• Jesus was pre-incarnated as a rock that travelled with the Israelites.
• Jesus was born when Psalm 2 was written.
• Jesus was seen by Nebuchadnezzar in his pre-incarnated form.
• Jesus already came from heaven.
• Jesus came forth from God.
• Jesus "became flesh to dwell among us".
• Jesus was God's manifestation.
• Jesus had divine knowledge as a child.
• Jesus was God's body.
• Jesus was God's image.
• God has blood.