《宋史·志·卷二》
武密认为七公属于房宿，又属于尾宿；贯索属于房宿，又属于氐宿、属于心宿；女床属于尾宿、箕宿。
武密以七公属房，又属尾；贯索属房，又属氐、属心；女床属于尾、箕。
Wu Mi believed that Qigong belongs to the Room, and it also belongs to the Tail; Guansuo belongs to the Room, and it belongs to the Earth, and it belongs to the Heart; Nvchuang belongs to the Tail and Jisu.