Strong’s Greek
G2084 — heteroglossos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἑτερόγλωσσος
heteroglossos — pronounced het-er-og'-loce-sos
from 2087 and 1100; other- tongued, i.e. a foreigner:--man of other tongue. see GREEK for 2087 see GREEK for 1100
1 occurrence in the KJV.
1 Corinthians 14:21
In the law it is written, With men of other tongues and other lips will I speak unto this people; and yet for all that will they not hear me, saith the LORD.