Deuteronomy 4:35
To you it was showed, that you might know that the LORD he is God; there is none else beside him.
Torrey's Topical Textbook—AKJV

Isaiah 44:6
Thus said the LORD the King of Israel, and his redeemer the LORD of hosts; I am the first, and I am the last; and beside me there is no God.
Torrey's Topical Textbook—AKJV