That which the palmer-worm hath left, &c.— Bochart has given many probable reasons to believe, that the four Hebrew words here used, חסיל chasil, ילק ielek, ארבה arbeh, גזם gazam, signify four species of locust; which the learned reader will find in his Hieroz. tom. ii. lib. v. c. 1. See also Scheuchzer on the place.
Related Commentaries of Joel 1:4
Joel 1:4
4 That which the palmerworma hath left hath the locust eaten; and that which the locust hath left hath the cankerworm eaten; and that which the cankerworm hath left hath the caterpiller eaten.