Baptisms for the Dead
Mormons can baptize the dead
"It is the baptism for the dead. For we without them cannot be made perfect; neither can they without us be made perfect. Neither can they nor we be made perfect without those who have died in the gospel also;"
-Doctrine and Covenants, Sections 128:18
The Bible makes it clear that men and women are judged following their death.
- Hebrews 9:27 "And as it is appointed unto men once to die, but after this the judgement:"