Treasury of Scripture Knowledge
1 Corinthians 15:6
After that, he was seen of over five hundred brethren at once; of whom the greater part remain until now, but some are fallen asleep.
1 Thessalonians 4:13
But I would not have you to be ignorant, brethren, concerning them who are asleep, that you sorrow not, even as others who have no hope.
And I heard a voice from heaven saying unto me, Write, Blessed are the dead who die in the Lord from now on: Yea, says the Spirit, that they may rest from their labors; and their works do follow them.