Jehovah sent an angel to strengthen Jesus, his Son, as he faced execution as a criminal. Jesus did not want to bring reproach on God's name. He obviously was not Jehovah ie.(Almighty God, the Most High). He was later resurrected by Jehovah in spirit form.
Archangel Michael comes in to tell us that he is here and waiting for us to ask him for help. He would like to help us with all manner of things, from our Spiritual Path way, to our health and relationships .