The woman said unto him, Sir, I perceive that you are a prophet.
All Commentaries on John 4:19 Go To John 4
Hilary of Poitiers
AD 368
Or, by saying that God being a Spirit ought to be worshipped in spirit, He indicates the freedom and knowledge of the worshipers, and the uncircumscribed nature of the worship: according to the saying of the Apostle, Where the Spirit of the Lord is, there is liberty.