Arcana Coelestia #1067
1067. Verse 20 And Noah began to be a man (vir) of the ground, and planted a vineyard.
'Noah began to be a man of the ground' means in general a person who has been instructed from matters of doctrine concerning faith. 'And he planted a vineyard' means the Church resulting from this, 'vineyard' being the spiritual Church.
Ephesians 3:9
9
and to make all men see what is the administration of the mystery which for ages has been hidden in God, who created all things through Jesus Christ;