Here he held several councils for the discussion of the affairs of the church, especially for grave questions as to the rebaptism of heretics, and the readmission into the church of the lapsi, or those who had fallen; away through fear during the heat of the persecution.
Renunciation of the state of wedlock was anyhow imposed on the faithful during the lengthy, often lifelong, terms of penance imposed upon them for sins committed; and later, when monkery took the place, in a church become worldly, partly of the primitive baptism and partly of that rigorous penance which was the rebaptism and medicine of the lapsed, celibacy and virginity were held essential thereto, no less than renunciation of property and money-making.
About 348 a synod of Catholic bishops, who had met to record their gratitude for the effective official repression of the "Circumcelliones" (Donatist terrorists), declared against the rebaptism of any one who had been baptized in the name of the Trinity, and adopted twelve canons of clerical discipline.