Listed for your consideration, in no particular order, are some of the things to which the Bible attributes our salvation.
The grace of God. “But we believe that we are saved through the grace of the Lord Jesus, in the same way as they also are” (Acts 15:11). “…that being justified by His grace we might be made heirs according to the hope of eternal life” (Titus 3:7).
The blood of Jesus. “Much more then, having now been justified by His blood, we shall be saved from the wrath…