Brevis admonitio Joannis Calvini ad fratres Polonos, ne triplicem in Deo essentiam pro tribus personis imaginando, tres sibi Deos fabricent

as long as he denies that Christ is one God with the Father. For if he is not the same God, and yet is God, then he is another. I will speak more openly: if the Father has his being from himself, the Son has his being from the Father, and the Spirit from both, do not three essences emerge? And is the one thus torn apart? And certainly, if his invention is accepted, no essence is left for Christ other than I know not what abstract thing; just as they boast that the Father’s essence, so that it might not be sterile, brought forth the Son from itself to give fertility to all. Here, however, I again implore the brothers to guard themselves prudently against secret disciples, because if the deity of Christ is located separately from the deity of the Father, a plurality of gods is introduced. And this deception of his will be uncovered by his own words, where he says it is a dream if the Son and the Father are fused into one. For fusion, according to him, is nothing other than simple unity of essence. Nor do I put forward my own conjectures. It is known among us in what workshop that diabolical error was manufactured with which Blandrata infected Poland. Truly they were one