'Staff' in the Bible

I am not worthy of the least of all the lovingkindnesses, and of all the truth, which thou hast showed unto thy servant; for with my staff I passed over this Jordan; and now I am become two companies.

And he said, What pledge shall I give thee? And she said, Thy signet and thy cord, and thy staff that is in thy hand. And he gave them to her, and came in unto her, and she conceived by him.

When she was brought forth, she sent to her father-in-law, saying, By the man, whose these are, am I with child: and she said, Discern, I pray thee, whose are these, the signet, and the cords, and the staff.

The sceptre shall not depart from Judah, Nor the ruler's staff from between his feet, Until Shiloh come: And unto him shall the obedience of the peoples be.