Strong’s Greek
G4211 — porphuropolis
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
πορφυρόπωλις
porphuropolis — pronounced por-foo-rop'-o-lis
feminine of a compound of 4209 and 4453; a female trader in purple cloth:--seller of purple. see GREEK for 4209 see GREEK for 4453
1 occurrence in the KJV.
Acts 16:14
And a certain woman named Lydia, a seller of purple, of the city of Thyatira, which worshipped God, heard us: whose heart the Lord opened, that she attended unto the things which were spoken of Paul.