Deuteronomy Chapter 33, Verse 25

25: Thy shoes shall be iron and brass; and as thy days, so shall thy strength be.— edit KJV text
25: His shoe shall be iron and brass. As the days of thy youth, so also shall thy old age be.— edit Douay text
25: His sandal shall be iron and brass; as thy days, so [shall be] thy strength.— edit LXX text