Deuteronomy 33:25 in the World English Bible
Your bars will be iron and bronze. As your days, so your strength will be.
Context
24 And of Asher he said, Let Asher be blessed with children; let him be acceptable to his brethren, and let him dip his foot in oil.
25 Thy shoes shall be iron and brass; and as thy days, so shall thy strength be.
26 There is none like unto the God of Jeshurun, who rideth upon the heaven in thy help, and in his excellency on the sky.