An introduction to the knowledge of the Christian religion : In two parts. I. An explanation of the most material words and things in the church-catechism. II. An explanation of the two covenants; the great feasts and fasts of our church; and some religious terms; designed to prepare people for understanding sermons, the holy scriptures, and other good books. To which are added, short forms of prayer, &c. for several occasion. By H. Crossman, M.A. Rector of Little Bromley, Essex.