《汉书·传·叙传下》
上天将《河图》授予伏羲，将《洛书》赐给大禹，八卦排成序列，九条治国法则得以记载。
《河图》命庖，《洛书》赐禹，八卦成列，九畴逌叙。
Heaven bestowed the "River Chart" on Fuxi, and the "River Scripture" on Dayu, the eight trigrams were arranged in sequence, and the nine laws of governance were recorded.