The mountains, and, lo, they trembled. — The great earthquake in the days of Uzziah (Amos 1:1), of which we find traces in Isaiah (Isaiah 24:19-20), had probably made imagery of this kind familiar.
Related Commentaries of Jeremiah 4:24
Jeremiah 4:24
24 I beheld the mountains, and, lo, they trembled, and all the hills moved lightly.