Isaiah 44:6
New American Standard Bible (NASB)
6 “Thus says the Lord, the King of Israel and his Redeemer, the Lord of hosts:
...........‘I am the first and I am the last,
...........And there is no God besides Me.
From BibleGateway.com: http://www.biblegateway.com/passage/?search=Isaiah 44:6&version=NASB