And thou shalt take this rod in thine hand, wherewith thou shalt do signs.
Exodus 4:2
And Jehovah saith unto him, 'What [is] this in thy hand?' and he saith, 'A rod;'
Exodus 7:9
'When Pharaoh speaketh unto you, saying, Give for yourselves a wonder; then thou hast said unto Aaron, Take thy rod, and cast before Pharaoh -- it becometh a monster.'
Exodus 7:19
And Jehovah saith unto Moses, 'Say unto Aaron, Take thy rod, and stretch out thy hand against the waters of Egypt, against their streams, against their rivers, and against their ponds, and against all their collections of waters; and they are blood -- and there hath been blood in all the land of Egypt, both in [vessels of] wood, and in [those of] stone.'
1 Corinthians 1:27
but the foolish things of the world did God choose, that the wise He may put to shame; and the weak things of the world did God choose that He may put to shame the strong;