NET
7 Egypt is totally incapable of helping. For this reason I call her “Proud one who is silenced.”
Darby
7 For Egypt shall help in vain, and to no purpose; therefore have I named her, Arrogance, that doeth nothing.
KJV
7 For the Egyptians shall help in vain, and to no purpose: therefore have I cried concerning this, Their strength [is] to sit still.