'Staff' in the Bible

"Look, the day! Look, it is coming! Doom has gone out! The staff has budded, pride has blossomed!

Violence has grown into a staff that supports wickedness. Not one of them will be left -- not from their crowd, not from their wealth, not from their prominence.

I will make you pass under the shepherd's staff, and I will bring you into the bond of the covenant.

Then all those living in Egypt will know that I am the Lord because they were a reed staff for the house of Israel;