What does the Sanskrit chant mean to sacrifice to an old friend?

Monks sang Buddhist scriptures to offer sacrifices to their dead relatives. Sanskrit Long song is a monk who sings Buddhist scriptures to sacrifice his deceased relatives. Old friends originally meant old friends, old friends or the dead. Modern meaning also includes old lovers and ex-wives. The word "old friend" comes from "Zhuangzi Sanmu": "The master came from the mountain and stayed in the old friend's home.