《太平广记·卷一百五十七·定数十》
那员将官去了后又返了回来，对马举说： 那是大公子呀！ 马举说： 只是叫你们斩杀慢将，不管他是不是我的儿子。 
举曰： 但斩其慢将，岂顾吾子。 
After the two generals went there, they came back and said to Ma Ju: That is the eldest son! Ma Ju said: I only asked you to kill slow generals, I do not care whether he is my son or not.