G2759 — kentron
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
kentron — pronounced ken'-tron
from kenteo (to prick); a point ("centre"), i.e. a sting (figuratively, poison) or goad (figuratively, divine impulse):--prick, sting.
4 occurrences in the KJV.
Acts 9:5
And he said, Who art thou, Lord? And the Lord said, I am Jesus whom thou persecutest: it is hard for thee to kick against the pricks.
Acts 26:14
And when we were all fallen to the earth, I heard a voice speaking unto me, and saying in the Hebrew tongue, Saul, Saul, why persecutest thou me? it is hard for thee to kick against the pricks.
1 Corinthians 15:55
O death, where is thy sting? O grave, where is thy victory?
Revelation 9:10
And they had tails like unto scorpions, and there were stings in their tails: and their power was to hurt men five months.