What is Xue's ending?

Xue was killed by his own son. When he first came to recognize his father, Xue hit Xue Dingshan with an arrow. Later, when another son of Xue came to confess his father, Xue didn't want to confess. This man has some moral problems. Later, in a scuffle, he was killed by Xue Dingshan. None of the books explained the inside story.

Xue (614-March 24, 683), whose name is Li. He is from Hedong Road, Xiucun Village, Longmen County, Jiangzhou (now Xiucun Village, Hejin City, Shanxi Province). In the early years of the Tang Dynasty, he was the grandson of Xue Andu VI, king of Hedong in the Northern Wei Dynasty. Xue was born in the south ancestor of Xue family in Hedong. He joined the army at the end of Zhenguan, joined Koguryo, and was promoted by Emperor Taizong. After that, he fought for decades, defeated the nine surname Tiele, surrendered Koguryo, and defeated the Turks. He made outstanding contributions, leaving behind allusions such as "a good strategy to stop the war", "Three arrows to fix the Tianshan Mountains", "Bravely collecting Liaodong", "Benevolent Korea", "Love the people like the city" and "Take off your hat and retreat ten thousand people from the enemy". When he arrived in Tang Gaozong, he was tired of being the governor of Gua, the correct leader of Wei and the school.

Xue is a well-known ritualist, with a noble word. He was born in Yang Di Daye for nine years (6 14). Born in the south of Xue Jia in Hedong, he is a descendant of Xue Andou, a famous soldier in the Northern and Southern Dynasties. His great-grandfather Xue Rong, grandfather Yan Xue and father Xue Gui were officials in the Northern Wei, Northern Zhou and Sui Dynasties.