The word catechist implies accordingly a function, not a class. Dean Plumptre in Dict. 17 and I. Thess. 132 Gen. xxxi. 2, and cf.
Quotations are apparently from memory.
136 Lamentations iii. 138 I. Thess. 141 Mark iv. These letters on the Persian persecution might be placed anywhere while it lasted c. 420-450. Garnerius suggests 443.