Ellicott's Commentary for English Readers - Revelation 4:5
(5) And out of the throne proceeded (rather, proceed; there is a change in the tense used) lightnings and thunderings and voices.—These are viewed by some as the indications of approaching judgments. Perhaps it is better to view them as the tokens of God’s power of judgment than as hints of immediately approaching judgments. The scene at Sinai (Exodus 19:16) was no doubt in the prophet’s mind. There the clouds and lightnings were not so much tokens of coming judgment as the symbols of that... read more
John Dummelow's Commentary on the Bible - Revelation 4:1-11
The Glory of GodThe Church has been encouraged in the midst of her tribulation and temptation by the vision of the presence and support of Christ. Now (Revelation 4, 5) a further series of visions begins, in which are shown, under figures, the forces by which the life of the Church is affected, or, in other words, those who are for her and those who are against her. She is shown God and the Lamb, and she is shown the devil, the beast, the false prophet, and the apostate city. Then she is shown... read more