He Shall Bear Witness of Me
Christ now further says: “He shall bear witness of me."  That is, if he is in the heart he speaks through you, and assures and confirms you in the belief that the Gospel is true.
God Would Not Have Your Faith To Be Hidden
He that believeth and is baptized shall be saved; but he that believeth not shall be damned. “…there is still one more thing here, that Christ says: “He that believeth and is baptized shall be saved.