The soul lives on after death. Prior to the resurrection we read:
Revelation 6:9
And when he had opened the fifth seal, I saw under the altar the souls of them that were slain for the word of God, and for the testimony which they held:
Paul wrote,
2 Corinthians 5:8
We are confident, I say, and willing rather to be absent from the body, and to be present with the Lord.
Notions of "soul sleep" are doctrines of devils.