Joseph Benson's Commentary of the Old and New Testaments - Revelation 3:2-3
Revelation 3:2-3. Be watchful Therefore awake to a sense of thy danger, and stand on thy guard against the enemies, visible and invisible, which threaten thy eternal destruction; and strengthen By prayer, hearing and reading the word, by meditation thereon, and a conscientious use of every private and public means of grace; the things which remain In thy soul: such as knowledge of the truth, good desires, convictions of sin, of depravity and weakness, and of thy duty and interest; ... read more
Albert Barnes' Notes on the Whole Bible - Revelation 3:3
Remember therefore how thou hast received - This may refer either to some uniqueness in the manner in which the gospel was conveyed to them - as, By the labors of the apostles, and by the remarkable effusions of the Holy Spirit; or to the ardor and love with which they embraced it; or to the greatness of the favors and privileges conferred on them; or to their own understanding of what the gospel required, when they were converted. It is not possible to determined in which sense the language is... read more