佛祖歷代通載 7.9

7.9

（甲申）　苻丕（字永叔。堅之庶子。既聞堅卒。出鎮于鄴。據晉陽。立一年。改大安）。

(Jiashen) Fu Pi (courtesy name Yongshu, illegitimate son of Fu Jian. Upon hearing of Jian's death, he went out to garrison Ye and seized Jinyang. He reigned for one year and changed the era to Da'an).