Ellicott's Commentary for English Readers - Revelation 3:3
(3) Remember therefore how (or, after what sort) thou hast received and heard (or, didst hear—the tense changes).—Remembering that the words are addressed primarily to the angel himself, the change of tense may have been designed to point him back to some particular period of his life, such as the time when he was set apart to his ministerial work. The further expectation is to hold fast, or keep—i.e., as an abiding habit. It has been noticed that this counsel is identical with that given to... read more
John Dummelow's Commentary on the Bible - Revelation 3:1-22
The Epistles to the Seven Churches (concluded)1-6. To the Church in Sardis Christ speaks as He who gives the spirit and looks for spiritual life. There is no praise for this Church. Its life is without spiritual reality (Revelation 3:1). Yet, even now, awakening is within its power. But if it continue to sleep, Christ will come in sudden judgment (Revelation 3:2.). A few individuals have remained faithful. To them, and to all such, Christ promises gladness and life, and that He will acknowledge... read more