'Staff' in the Bible

I am unworthy of all the lovingkindness and of all the faithfulness which You have shown to Your servant; for with my staff only I crossed this Jordan, and now I have become two companies.

He said, “What pledge shall I give you?” And she said, “Your seal and your cord, and your staff that is in your hand.” So he gave them to her and went in to her, and she conceived by him.

It was while she was being brought out that she sent to her father-in-law, saying, “I am with child by the man to whom these things belong.” And she said, “Please examine and see, whose signet ring and cords and staff are these?”

“The scepter shall not depart from Judah,Nor the ruler’s staff from between his feet,Until Shiloh comes,And to him shall be the obedience of the peoples.