《资治通鉴·齐纪·齐纪三》
李惠的堂弟李凤曾经任安乐王拓跋长乐的主簿，后来，拓跋长乐因图谋不轨罪被处死，李凤也受到牵连，诛杀。
惠从弟凤为安乐王长乐主簿，长乐坐不轨，诛，凤亦坐死。
Li Hui's cousin Li Feng served as the chief clerk for King Anle Tuoba Chang Le. Later, Tuoba Chang Le was executed for treason, and Li Feng was also implicated and executed.