'True God' in the Bible

And this is the everlasting life, to know thee, the only true God, and Jesus Christ whom thou didst send.

because they changed the true God for false gods, and adored and worshipped created things rather than the Creator, who is blessed for ever. Amen.

For they themselves are reporting concerning us what kind of reception we had among you, and how ye turned to God from idols, to serve the living and true God,

And we know that the Son of God hath come, and hath given us understanding, that we may know the True One; and we are in the True One, in his Son Jesus Christ. This is the true God, and everlasting life.