Isaiah 30:7

7 For Mitzrayim helps in vain, and to no purpose: therefore have I called her Rachav who sits still.

Isaiah 30:7 In-Context

5 They shall all be ashamed because of a people that can't profit them, that are not a help nor profit, but a shame, and also a reproach.
6 The burden of the animals of the South. Through the land of trouble and anguish, from whence come the lioness and the lion, the viper and fiery flying serpent, they carry their riches on the shoulders of young donkeys, and their treasures on the humps of camels, to a people that shall not profit [them].
7 For Mitzrayim helps in vain, and to no purpose: therefore have I called her Rachav who sits still.
8 Now go, write it before them on a tablet, and inscribe it in a book, that it may be for the time to come forever and ever.
9 For it is a rebellious people, lying children, children who will not hear the law of the LORD;
The Hebrew Names Version is in the public domain.