Samaritan
from late Latin Samaritanus, from Greek Samareitēs, from Samareia ‘Samaria’. The New Testament parable of the Good Samaritan reflects a proverbial hostility between Jews and Samaritans.
wiktionary
From Latin Samarītānus, from Ancient Greek Σαμαρείτης(Samareítēs), from Σαμαρεία(Samareía, “Samaria”), derived from Biblical Hebrew שֹׁמְרוֹנִים (Šōmərôním) and שֹׁמְרוֹן (Šōmərôn) respectively. Attested in Old English.
etymonline
Samaritan (n.)
Old English, "inhabitant of Samaria," a district of Palestine, from Late Latin Samaritanus, from Greek Samareia (see Samaria). A non-Hebrew race was settled in its cities by the king of Assyria after the removal of the Israelites from the country. They later adopted some Jewish ways, but largely remained apart. Figurative use with reference to the good Samaritan is first recorded 1630s, from Luke x.33. Related: Samaritanism.