Strong’s Greek
G4699 — spoggos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
σπόγγος
spoggos — pronounced spong'-gos
perhaps of foreign origin; a "sponge":--spunge.
3 occurrences in the KJV.
Matthew 27:48
And straightway one of them ran, and took a spunge, and filled it with vinegar, and put it on a reed, and gave him to drink.
Mark 15:36
And one ran and filled a spunge full of vinegar, and put it on a reed, and gave him to drink, saying, Let alone; let us see whether Elias will come to take him down.
John 19:29
Now there was set a vessel full of vinegar: and they filled a spunge with vinegar, and put it upon hyssop, and put it to his mouth.