20 I will make you a wall to this people, a fortified wall of bronze; they will fight against you but will not overcome you, for I am with you to rescue and save you,” declares the LORD.

Read Jeremiah 15:20 Using Other Translations

And I will make thee unto this people a fenced brasen wall: and they shall fight against thee, but they shall not prevail against thee: for I am with thee to save thee and to deliver thee, saith the LORD.
And I will make you to this people a fortified wall of bronze; they will fight against you, but they shall not prevail over you, for I am with you to save you and deliver you, declares the LORD.
They will fight against you like an attacking army, but I will make you as secure as a fortified wall of bronze. They will not conquer you, for I am with you to protect and rescue you. I, the LORD, have spoken!