O Lord Almighty, you God of Israel, hear now the prayers of the dead Israelites, and of their children, which have sinned before you, and not listened to the voice of you their God: for the which cause these plagues cleave to us.
Read Chapter 3
Olympiodorus of Alexandria
AD 570
Those who have received condemnation for sin are dead. These words clearly indicate the immortal nature of the soul. - "Fragments on Baruch 3.4"