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,

 As it stands this doctrine is stated in categories which are outworn. It speaks of the descent into Hades and the very word descent suggests a three-storey universe in which heaven is localized above the sky and Hades beneath the earth. But, laying aside the physical categories of this doctrine, we can find in it truths which are eternally valid and precious, three in particular. 