くんぷのあだはともにてんをいただかず

君 父 の 讐 は 倶 に 天 を 戴 かず

  1. expressions (phrases, clauses, etc.)

    not wanting to live in the same world as one's father's or lord's enemies, being prepared to sacrifice one's life to avenge one's father or lord
    from the Book of Rites
    proverb