Cf. Didaché, vii. 1; Justin M. Apolog. I. c. 61 A; Swainson, Creeds, c. iii. on the short Baptismal Professions. “The writings of S. Cyprian distinctly tell us, that in his day the form of interrogation at Baptism was fixed and definite. He speaks of the “usitata et legitima verba interrogationis,”—and we know as distinctly that the interrogation included the words, “Dost thou believe in God the Father, in His Son Christ, in the Holy Spirit? Dost thou believe in remission of sins and eternal life through the Church?”