What are the western musical instruments mainly used for church chorus accompaniment?

In western musical instruments, the organ is mainly used to accompany the church choir. Organ is a musical instrument mainly used to accompany the church choir in the church. The organ is pronounced through copper pipes or woodwinds. Organ is loud in volume, magnificent in momentum, beautiful and solemn in timbre and diverse in contrast. It can imitate the effect of orchestral instruments and play rich harmony. In medieval Europe (especially Italy), almost every town had a large or small organ in its church. Every religious festival, melodious music can be heard everywhere in the town. Being an organist in a famous cathedral is also an honor that musicians are proud of.