《旧唐书·列传·卷四》
因此郡里县里料定窦建德跟盗匪们相互勾结，就拘捕了他的家属，不论老少都杀掉了。
由是郡县意建德与贼徒交结，收系家属，无少长皆杀之。
Therefore, the county and county assumed that Dou Jiande had colluded with the rebels, so they arrested his family and killed all of them, regardless of their age.
<s>[INST] Kindly elucidate the central themes in this passage in English: 由是郡县意建德与贼徒交结，收系家属，无少长皆杀之。 [/INST] Therefore, the county and county assumed that Dou Jiande had colluded with the rebels, so they arrested his family and killed all of them, regardless of their age.</s>
Kindly elucidate the central themes in this passage in English: 由是郡县意建德与贼徒交结，收系家属，无少长皆杀之。
user
Therefore, the county and county assumed that Dou Jiande had colluded with the rebels, so they arrested his family and killed all of them, regardless of their age.
assistant