Strong’s Greek
G4210 — porphurous
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
πορφυροῦς
porphurous — pronounced por-foo-rooce'
from 4209; purpureal, i.e. bluish red:--purple. see GREEK for 4209
3 occurrences in the KJV.
John 19:2
And the soldiers platted a crown of thorns, and put it on his head, and they put on him a purple robe,
John 19:5
Then came Jesus forth, wearing the crown of thorns, and the purple robe. And Pilate saith unto them, Behold the man!
Revelation 18:16
And saying, Alas, alas that great city, that was clothed in fine linen, and purple, and scarlet, and decked with gold, and precious stones, and pearls!