Cross reference
Exodus 21:19
19 if he rises again and walks around with his staff, then he who struck him shall be cleared: only he shall pay for the loss of his time, and shall provide for his healing until he is thoroughly healed.
2 Samuel 3:29
29 let it fall on the head of Joab, and on all his father's house; and let there not fail from the house of Joab one who has an issue, or who is a leper, or who leans on a staff, or who falls by the sword, or who lacks bread.
Zechariah 8:4
4 Thus says Yahweh of Hosts: "Old men and old women will again dwell in the streets of Jerusalem, every man with his staff in his hand for very age.