Tertullian An Answer to the Jews "because these two evils hath My People done; Me," He says, "they have quite forsaken, the fount of water of life,[285] Tertullian On Baptism ;[85] Five Books in Reply to Marcion The waters of the living fount,[119] Cyprian Epistle LXII " And that it might be more evident that the Lord is speaking there, not of the cup, but of baptism, the Scripture adds, saying, "But this spake He of the Spirit, which they that believe on Him should receive."[17] Cyprian Treatise XII Three Books of Testimonies Against the Jews He that believeth on me, as the Scripture saith, out of his belly shall flow rivers of living water."[112] Origen Commentary on John Book VI He, then, understanding in this way the prophecy about himself spoken by Isaiah the prophet, says he is a voice, not crying in the wilderness, but "of one crying in the wilderness," of Him, namely, who stood and cried,[58] Firstly, then, stands the Father, being without any turning or change; and then stands also His Word, always carrying on His work of salvation, and even when He is in the midst of men, not comprehended, and not even seen. He stands, also, teaching, and inviting all to drink from His abundant spring, for[109]