Baptisms For The Dead, Sealings, Priesthood?
In the early church, it was never taught to do baptisms for the dead, perform marriage sealings, and ordain people to the priesthood.
Matthew 18
Matthew 18:18: Bind On Earth And It Is Bound In Heaven?
If someone hurts you, or does something wrong against you, go to him or her first in order to work things out.
Book Of Mormon Contradiction: Jacob 6:10
There is a lake of fire prepared for people who are not saved in this life. There are no second chances for people that go there.