Esias 30:13

13 therefore shall this sin be to you as a wall suddenly falling when a strong city has been taken, of which the fall is very near at hand.

Esias 30:13 In-Context

11 and turn us aside from this way; remove from us this path, and remove from us the oracle of Israel.
12 Therefore thus saith the Holy One of Israel, Because ye have refused to obey these words, and have trusted in falsehood; and because thou hast murmured, and been confident in this respect:
13 therefore shall this sin be to you as a wall suddenly falling when a strong city has been taken, of which the fall is very near at hand.
14 And the fall thereof shall be as the breaking of an earthen vessel, small fragments of a pitcher, so that thou shouldest not find among them a sherd, with which thou mightest take up fire, and with which thou shouldest draw a little water.
15 Thus saith the Lord, the Holy Lord of Israel; When thou shalt turn and mourn, then thou shalt be saved; and thou shalt know where thou wast, when thou didst trust in vanities: your strength became vain, yet ye would not hearken:

The Brenton translation of the Septuagint is in the public domain.