Catechism number 1006

"It is in regard to death that man's condition is most shrouded in doubt."⁵⁶⁵ In a sense bodily death is natural, but for faith it is in fact "the wages of sin."⁵⁶⁶ For those who die in Christ's grace it is a participation in the death of the Lord, so that they can also share his Resurrection.⁵⁶⁷