Clement of Alexandria Stromata Book V 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."[111]