also: ガラテヤじんへのてがみ
expression, noun
Book of the New Testament; used in Christian contexts.
ガラテヤ人への手紙は新約聖書の一書です。
The Epistle to the Galatians is a book of the New Testament.
From ガラテヤ (Galatia) + 人 (people) + への (to) + 手紙 (letter), a direct translation of the biblical title.