5 everyone will be put to shame because of a people useless to them, who bring neither help nor advantage, but only shame and disgrace.”

Read Isaiah 30:5 Using Other Translations

They were all ashamed of a people that could not profit them, nor be an help nor profit, but a shame, and also a reproach.
everyone comes to shame through a people that cannot profit them, that brings neither help nor profit, but shame and disgrace."
all who trust in him will be ashamed. He will not help you. Instead, he will disgrace you.”