Jezekiel 29:6

6 And all the dwellers in Egypt shall know that I am the Lord, because thou hast been a staff of reed to the house of Israel.

Jezekiel 29:6 In-Context

4 And I will put hooks in thy jaws, and I will cause the fish of thy river to stick to thy sides, and I will bring thee up out of the midst of thy river:
5 and I will quickly cast down thee and all the fish of thy river: thou shalt fall on the face of the plain, and shalt by no means be gathered, and shalt not be brought together: I have given thee for food to the wild beasts of the earth and to the fowls of the sky.
6 And all the dwellers in Egypt shall know that I am the Lord, because thou hast been a staff of reed to the house of Israel.
7 When they took hold of thee with their hand, thou didst break: and when every hand was clapped against them, and when they leaned on thee, thou wast utterly broken, and didst crush the loins of them all.
8 Therefore thus saith the Lord; Behold, I bring a sword upon thee, and will cut off from thee man and beast;

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