Acts 15:7

Much disputing; they argued on both sides, and considered what might be said for either opinion: some of them that met here seem at first to have been for the retaining of circumcision; for we know but in part, and from the collision of adverse parties such sparks fly out, that many a man hath lighted his candle at them. A good while ago; from the beginning of our having received our commission to preach, as Matthew 28:19; or more particularly, from the time of Cornelius's conversion, Acts 10:22, Acts 11:12, which is thought to have been about fourteen or fifteen years before, that Peter preached Christ, by the command of God, unto the Gentiles.