《北史·本记·卷一》
二年夏五月，又派安同向慕容垂请求派兵，慕容垂派儿子慕容贺领兵来会合。
二年夏五月，遣安同征兵于慕容垂。垂遣子贺驎率众来会。
In May of the second year's summer, he sent Antong to request soldiers from Murong Chui, and Murong Chui sent his son Murong He to lead soldiers to meet them.