Esias 30:7

7 The Egyptians shall help you utterly in vain: tell them, This your consolation is vain.

Esias 30:7 In-Context

5 In vain shall they labour to a people, which shall not profit them for help, but for a shame and reproach.
6 THE VISION OF THE QUADRUPEDS IN THE DESERT. In affliction and distress, the lion and lion's whelp, thence also asps, and the young of flying asps, who bore their wealth on asses and camels to a nation which shall not profit them.
7 The Egyptians shall help you utterly in vain: tell them, This your consolation is vain.
8 Now then sit down and write these words on a tablet, and in a book; for these things shall be for days, and even for ever.
9 For the people is disobedient, false children, who would not hear the law of God:

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