His grief for his nation and people he expresseth,
1. By the greatness of it; it was such as a woman hath in travail so the word imports.
2. By the continuance of it; it was continual, or without intermission.
3. By the seat of it; it was in his heart, and not outward in his face. The cause he doth not here set down, but it is easily gathered from what follows, viz. the obstinacy and infidelity, together with the rejection, of the Jews.