Roll-up your sleeves

But you, gird up your loins; stand up and tell them everything that I command you. Do not break down before them, or I will break you before them. And I for my part have made you today a fortified city, an iron pillar, and a bronze wall, against the whole land—against the kings of Judah, its princes, its priests, and the people of the land. They will fight against you; but they shall not prevail against you, for I am with you, says the Lord, to deliver you.