Jesus said to them, "Amen, amen, I say to you, before Abraham was made, I am.
Other versions
King James Version
Jesus said unto them, Verily, verily, I say unto you, Before Abraham was, I am.English Standard Version
Jesus said to them, "Truly, truly, I say to you, before Abraham was, I am."New International Version
"I tell you the truth," Jesus answered, "before Abraham was born, I am!"