Deuteronomy 32:29 in the King James Version
O that they were wise, that they understood this, that they would consider their latter end!
Context
28 For they are a nation void of counsel. There is no understanding in them.
29 Oh that they were wise, that they understood this, that they would consider their latter end!
30 How could one chase a thousand, and two put ten thousand to flight, unless their Rock had sold them, and the LORD had delivered them up?