Strong’s Greek
G4666 — smurna
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
σμύρνα
smurna — pronounced smoor'-nah
apparently strengthened for 3464; myrrh:--myrrh. see GREEK for 3464
2 occurrences in the KJV.
Matthew 2:11
And when they were come into the house, they saw the young child with Mary his mother, and fell down, and worshipped him: and when they had opened their treasures, they presented unto him gifts; gold, and frankincense and myrrh.
John 19:39
And there came also Nicodemus, which at the first came to Jesus by night, and brought a mixture of myrrh and aloes, about an hundred pound weight.