《资治通鉴·隋纪·隋纪七》
李渊挑选善于骑射的士卒二千人，让这些隋军士兵饮食起居完全同突厥人一样，隋军骑兵与突厥人相遇时，就伺机袭击突厥人，这样前后屡次获胜，突厥人颇怕李渊。
渊选善骑射者二千人，使之饮食舍止一如突厥，或与突厥遇，则伺便击之，前后屡捷，突厥颇惮之。
Li Yuan selected two thousand soldiers who were good at riding and shooting, and let them lived like the Turks. When Sui army met with the Turks, they attacked the Turks at the right moment. They won several battles in the following years, The Turks were afraid of Li Yuan.