《明史·列传·卷一百二十七》
长昂一向害怕张臣，派他的堂母土阿、妻子东桂到关前乞求投降，张臣于是招抚赏赐长昂，双方和好如初。
长昂雅惮臣，使其从母土阿、妻东桂款关乞降，乃抚赏如初。
Long Ang was always afraid of Zhang Shen. He sent his cousin Tu'a and wife Donggui to the border to beg for surrender. Zhang appeased and rewarded Long'ang, and the two sides reconciled.