14. shall say—The nominative is, "He that trusteth in Me" (Isa 57:13). The believing remnant shall have every obstacle to their return cleared out of the way, at the coming restoration of Israel, the antitype to the return from Babylon (Isa 35:8; 40:3, 4; 62:10, 11).
Cast … up—a high road before the returning Jews.
stumbling-block—Jesus had been so to the Jews, but will not be so then any longer (1Co 1:23); their prejudices shall then be taken out of the way.