Strong’s Greek
G5577 — pseudomarturia
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ψευδομαρτυρία
pseudomarturia — pronounced psyoo-dom-ar-too-ree'-ah
from 5575; untrue testimony:--false witness. see GREEK for 5575
2 occurrences in the KJV.
Matthew 15:19
For out of the heart proceed evil thoughts, murders, adulteries, fornications, thefts, false witness, blasphemies:
Matthew 26:59
Now the chief priests, and elders, and all the council, sought false witness against Jesus, to put him to death;