《资治通鉴·晋纪·晋纪十一》
正遇到杜弘到王机这里投降。王敦想用王机的力量来讨伐梁硕，就把收降杜弘当作王机的功劳，让他转任交州刺史。
会杜弘诣机降，敦欲因机以讨硕。乃以降杜弘为机功，转交州刺史。
It happened to run into Du Hong surrendering to Wang Ji. Wang Dun wanted to use Wang Ji's power to attack Liang Shuo, so he credited Wang Ji with accepting the surrender of Du Hong and transferred him to the governor of Jiaozhou.