# Has a nation exchanged gods ... gods?

"You will see that no nation has ever exchanged gods ... gods." 

# But my people have exchanged their glory for what cannot help them

"But you, my people, have exchanged me, your glorious God, for what cannot help you"

# their glory

"me, your glorious God"

# for what cannot help

"for false gods, which cannot help" or "for gods who cannot help"