What mean those words, The Communion of Saints?

First, that all and every one who believeth, are in common Partakers of Christ and all his Graces, as being his Members; and then that every one ought readily and chearfully to bestow the Gifts and Graces which they have received to the common Commodity and Safety of all.

Proofs

• First, that all and every one who believeth, are in (1 John 1:3; Romans 8:32; 1 Corinthians 1:2; 1 Corinthians 3:21; 1 Corinthians 6:17)
• common Partakers of Christ and all his Graces, as being his Members; and then that every one ought (1 Corinthians 12:21; Philippians 2:4–6)
• readily and chearfully to bestow the Gifts and Graces which they have received to the common Commodity and Safety of all.