Isaiah 16:6

16:6 We have heard about Moab’s pride,

their great arrogance,

their boasting, pride, and excess.

But their boastful claims are empty!

Isaiah 36:5

36:5 Your claim to have a strategy and military strength is just empty talk. In whom are you trusting, that you would dare to rebel against me?

Isaiah 44:25

44:25 who frustrates the omens of the empty talkers

and humiliates the omen readers,

who overturns the counsel of the wise men

and makes their advice seem foolish,