Isaiah 43:10-12 World English Bible (WEB)
10 “You are my witnesses,” says Yahweh,
“With my servant whom I have chosen;
that you may know and believe me,
and understand that I am he.
Before me there was no God formed,
neither will there be after me.
11 I myself am Yahweh;
and besides me there is no savior.
12 I have declared, I have saved, and I have shown;
and there was no strange god among you.
Therefore you are my witnesses”,
says Yahweh, “and I am God.