Referencing I Cor. 1:1-18, C. B. Scott wrote, "although Paul plainly states he did not baptize 'all' of the people who made up the Church of God at Corinth, it is also evident he assumed 'all' of them had been baptized by someone."
"I have heard it said that the individual churches are the highest ecclesiastical authority on earth. The truth is that individual churches are the ONLY ecclesiastical authority on earth, established as such by the highest ecclesiastical authority in heaven, Almighty God." -- Excerpt from "A Little Leaven Leavens the Whole Lump", by Lynwood Jacobs in Zion's Landmark, Vol. 108 No. 10, August 1975