This is a symbol of baptism, which now saves you-- not the putting away of the filth of the flesh, but the answer of a good conscience toward God, through the resurrection of Jesus Christ,

 3:17-18a For, it is better to suffer for doing right, if that should be the will of God, than to suffer for doing wrong. For Christ also died once and for all for sins, the just for the unjust, that he might bring us to God. 