John the Apostle
Revelation 4:7BSB·traditional attribution

The first living creature was like a lion, the second like a calf, the third had a face like a man, and the fourth was like an eagle in flight.

Matthew Henry Presbyterian @wholebiblehenry

We have here an account of a second vision with which the apostle John was favoured: After this, that is, not only "after I had seen the vision of Christ walking in the midst of the golden candlesticks," but "after I had taken his messages from his mouth, and written and sent them to the several churches, according to his command, after this I had...

Commenting on Revelation 4:1-7

John Gill Reformed Baptist @doctorgill

And the first beast was like a lion,.... And this figure expresses the strength of the ministers of the word, the lion being the strongest among beasts, Pro 30:30, to do the work they are called to, to endure hardness, as good soldiers of Christ, and to bear the infirmities of the weak; and also it denotes their courage and boldness in preaching the Gospel...

Albert Barnes Presbyterian @notesbybarnes

Verse 7. And the first beast was like a lion. A general description has been given, applicable to all, denoting that in whatever form the Divine government is administered, these things will be found; a particular description now follows, contemplating that government under particular aspects, as symbolized by the living beings on which the throne rests. The first is that of a lion.