Joseph Benson's Commentary of the Old and New Testaments - Revelation 13:1-4
Revelation 13:1-4. And I stood upon the sand of the sea, &c. Here the beast is described at large, who was only mentioned before, Revelation 11:7; and a beast, in the prophetic style, is a tyrannical idolatrous empire. The kingdom of God and of Christ is never represented under the image of a beast. As Daniel ( Dan 7:2-3 ) beheld four great beasts, representing the four great empires, come up from a stormy sea, that is, from the commotions of the world; so St. John ( Rev... read more
Albert Barnes' Notes on the Whole Bible - Revelation 13:1
And I stood upon the sand of the sea - The sand upon the shore of the sea. That is, he seemed to stand there, and then had a vision of a beast rising out of the waters. The reason of this representation may, perhaps, have been that among the ancients the sea was regarded as the appropriate place for the origin of huge and terrible monsters (Prof. Stuart, in loco). This vision strongly resembles that in Daniel 7:2 ff, where the prophet saw four beasts coming up in succession from the sea. See... read more