Treasury of Scriptural Knowledge, by R.A. Torrey, [ca. 1880]
Overview
Psa 81:1, An exhortation to a solemn praising of God; Psa 81:4, God challenges that duty by reason of his benefits; Psa 81:8, God, exhorting to obedience, complains of their disobedience, which proves their own hurt.