信仰 (xìn yǎng): to believe in (a religion); firm belief; conviction

Grandma burns incense in front of the Buddha statue every morning; she has believed in Buddhism for over thirty years.

In this small village, most people believe in Islam, so there are several mosques in the village.

He has believed in Christianity since childhood and goes to church every Sunday without fail.

Although science is highly advanced, some people still believe in spirits and think that fate is determined by God.

In court, he swore with his hand on the Bible, indicating that he believes in God and promising that everything he said was true.