[15] Xen., Rep. Lac., i. 15; Herod, vi. 56.
[16] Pollux, viii. 90.
[17] Xen., Mem. i. 3.
[18] From the διδαχή τῶν ἀποστόλων, or Early Teaching of the Apostles, lately discovered, ch. viii., we learn that it was the custom of the early Christians to observe two days of fasting in the week—Wednesday and Friday.—Edit. Oxford Parker, 1885.
[19] In the διδαχή τῶν ἀποστόλων there is absolutely no dogma. It is all practice, and this is quite in harmony with the use of διδαχή by Paul (I Tim. i. 10), and indeed with the whole tone of these two admirable epistles.