《新唐书·列传·卷一百四十八》
德昭认为对，戬于是把胤的计谋告诉他，德昭同意，胤割断衣带与他盟誓。
德昭感寤，乃告以胤谋。德昭许诺，胤斩带为誓。
Dezao agreed, and so Jian told him of Yin's plan, and Dezao agreed to it, and Yin cut off a strip of his robe as a token of their sworn allegiance.