1 Corinthians 15:6, 17, 42

After that, he appeared to more than five hundred of the brothers and sisters at the same time, most of whom are still living, though some have fallen asleep.

And if Christ has not been raised, your faith is futile; you are still in your sins.

So will it be with the resurrection of the dead. The body that is sown is perishable, it is raised imperishable