Yhwh our God is one God.”  Deuteronomy 6:4.

“You, whose name is Yhwh, you alone are the Most High over all the earth.” Psalm 83:18.

“This   means  everlasting life, taking in  knowledge of  you,  the only  true God,  and of  the one whom you  sent forth, Jesus
  Christ.” John 17:3.

“God is only one.”  Galatians 3:20.

"Stephen, filled with the Holy Spirit, gazed into heaven and saw the glory of God, and Jesus standing at God’s right hand. ‘Look! I can see heaven thrown open,’ he said, ‘and the Son of man standing at the right hand of God.”​ Acts 7:55, 56,