15 All things that the Father has are Mine. Therefore I said that He will take of Mine and declare it to you.
15 All things that the Father has are Mine.
The Father was the ultimate source for both the Son’s and the Spirit’s revelations to the apostles.
The “therefore” here refers to what was previously said.
I said that He will take of Mine
The Holy Spirit would take what Jesus revealed and show it to the apostles when they wrote Scripture.
and declare it to you.
There is a continuity between the ministry of Jesus and that of the Spirit.
The Trinity collaborates in the doctrine of revelation.
What the Father has, the Son has (Jn 17:10). The Holy Spirit would reveal both things from the Father and the Son. The New Testament would complete the canon of Scripture.