66:4. Wherefore I also will choose their mockeries, and will bring upon them the things they feared: because I called, and there was none that would answer; I have spoken, and they heard not; and they have done evil in my eyes, and have chosen the things that displease me.
I will choose their mockeries... I will turn their mockeries upon themselves; and will cause them to be mocked by their enemies.
66:5. Hear the word of the Lord, you that tremble at his word: Your brethren that hate you, and cast you out for my name's sake, have said: Let the Lord be glorified, and we shall see in your joy: but they shall be confounded.
66:6. A voice of the people from the city, a voice from the temple, the voice of the Lord that rendereth recompense to his enemies.
66:7. Before she was in labour, she brought forth; before her time came to be delivered, she brought forth a man child.
Before she was in labour, etc... This relates to the conversion of the Gentiles, who were born, as it were, all on a sudden to the church of God.
66:8. Who hath ever heard such a thing? and who hath seen the like to this? shall the earth bring forth in one day? or shall a nation be brought forth at once, because Sion hath been in labour, and hath brought forth her children?
66:9. Shall not I that make others to bring forth children, myself bring forth, saith the Lord? shall I, that give generation to others, be barren, saith the Lord thy God?
66:10. Rejoice with Jerusalem, and be glad with her, all you that love her: rejoice for joy with her, all you that mourn for her.
66:11. That you may suck, and be filled with the breasts of her consolations: that you may milk out, and flow with delights, from the abundance of her glory.