Rightly, therefore, the divine apostle says, “By revelation the mystery was made known to me (as I wrote before in brief, in accordance with which, when ye read, ye may understand my knowledge in the mystery of Christ), which in other ages was not made known to the sons of men, as it is now revealed to His holy apostles and prophets.” For there is an instruction of the perfect, of which, writing to the Colossians, he says, “We cease not to pray for you, and beseech that ye may be filled with the knowledge of His will in all wisdom and spiritual understanding; that ye may walk worthy of the Lord to all pleasing; being fruitful in every good work, and increasing in the knowledge of God; strengthened with all might according to the glory of His power.” And again he says, “According to the disposition of the grace of God which is given me, that ye may fulfil the word of God; the mystery which has been hid from ages and generations, which now is manifested to His saints: to whom God wished to make known what is the riches of the glory of this mystery among the nations.” So that, on the one hand, then, are