Genesis 32:32 Therefore the children of Israel don't eat the sinew of the hip, which is on the hollow of the thigh, to this day, because he touched the hollow of Jacob's thigh in the sinew of the hip. (WEB KJV JPS ASV DBY WBS YLT NAS RSV)
Isaiah 48:4 Because I knew that you are obstinate, and your neck is an iron sinew, and your brow brass; (WEB KJV JPS ASV DBY WBS YLT NAS RSV NIV)