Ezra the priest. It was the priest's duty at this and at all times to teach the people the Word of God. See note on Deuteronomy 17:11; Deuteronomy 33:10. and compare Malachi 2:7.
congregation. assembly or muster.
upon the first day, &c. This was according to the requirement of Deuteronomy 31:9-12, every seventh year. Compare Leviticus 23:23; Nehemiah 2:5).