《北齐书·本纪·卷二》
好事者私下议论，说雀子是魏帝清河王的儿子，鹦鹉是神武。
好事者窃言，雀子谓魏帝清河王子，鹦鹉谓神武也。
The kind-hearted people privately discussed that the sparrow was the son of the Wei emperor Qinghe King, and the parrot was the divine martial artist.