G4209 — porphura
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
porphura — pronounced por-foo'-rah
of Latin origin; the "purple" mussel, i.e. (by implication) the red-blue color itself, and finally a garment dyed with it:--purple.
5 occurrences in the KJV.
Mark 15:17
And they clothed him with purple, and platted a crown of thorns, and put it about his head,
Mark 15:20
And when they had mocked him, they took off the purple from him, and put his own clothes on him, and led him out to crucify him.
Luke 16:19
There was a certain rich man, which was clothed in purple and fine linen, and fared sumptuously every day:
Revelation 17:4
And the woman was arrayed in purple and scarlet colour, and decked with gold and precious stones and pearls, having a golden cup in her hand full of abominations and filthiness of her fornication:
Revelation 18:12
The merchandise of gold, and silver, and precious stones, and of pearls, and fine linen, and purple, and silk, and scarlet, and all thyine wood, and all manner vessels of ivory, and all manner vessels of most precious wood, and of brass, and iron, and marble,