Behold you among the nations, and regard, and wonder and be astonished: for I will work a work in your days, which you will not believe, though it be told you.
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Cyril of Alexandria
He remained Lord of all things even when he came, for the divine economy, in the form of a slave, and this is why the mystery of Christ is truly wonderful. Indeed God the Father said to the Jews through one of the prophets, “Look on this, you scoffers, be struck with wonder and disappear, for I am doing a work in your days, a work in which you will not believe even if one were to explain it to you.” .
Among. Septuagint ye despisers. St. Paul nearly agrees with this version, Acts xiii. 41. The copies vary, as the Hebrew has done. (Calmet)
The apostle gives the mystical sense; the literal is very obscure. (Worthington)
God answers the prophet's complaints, and shows that the Chaldeans shall punish the guilty, and afterwards be themselves chastised.