・ 音 シン
Sino-Vietnamese: tín
亻(person) beside 言 (words): a person who stands by their word is one you can trust. Faith, belief, and also a message or dispatch.
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
私は彼を信じています。 (わたしはかれをしんじています)
I believe him.