Jesus Christ.

Acts 3:6, 12, 16
But Peter said, "Silver or gold I do not have, but what I have I give you: In the name of Jesus Christ of Nazareth, get up and walk!" . . .

Acts 4:10
then let this be known to all of you and to all the people of Israel: It is by the name of Jesus Christ of Nazareth, whom you crucified but whom God raised from the dead, that this man stands before you healed.

Acts 16:18
She continued this for many days. Eventually Paul grew so aggravated that he turned and said to the spirit, "In the name of Jesus Christ I command you to come out of her!" And the spirit left her at that very moment.

Matthew 8:3
Jesus reached out His hand and touched the man. "I am willing, " He said, "be clean." And immediately his leprosy was cleansed.

Matthew 9:6, 28-30
But so that you may know that the Son of Man has authority on earth to forgive sins..." Then He said to the paralytic, "Get up, pick up your mat, and go home." . . .

John 2:11
Jesus performed this, the first of His signs, at Cana in Galilee. He thus revealed His glory, and His disciples believed in Him.