Strong’s Greek
G3998 — penichros
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
πενιχρός
penichros — pronounced pen-ikh-ros'
prolongation from the base of 3993; necessitous:--poor. see GREEK for 3993
1 occurrence in the KJV.
Luke 21:2
And he saw also a certain poor widow casting in thither two mites.