Jin then dispatched an army to stop Prince Yong, and defeated the Qin escort force at Linghu.
A year after the battle at Linghu, Qin invaded Jin and took the city of Wucheng (武城, in present-day Hua County, Shaanxi) in revenge.
Two years later, in 617 BC Jin attacked Qin in return, taking Shaoliang (少梁, in present-day Hancheng, Shaanxi).
Jin dispatched an army to repel Qin, and the two forces met at nearby Hequ (河曲, present-day Fenglingdu, Ruicheng County), but both retreated without engaging in battle.
[1][2] He is credited with having written the song Wei-yang in honor of his mother Mu Ji (穆姬).