Literature Reference: 皇矣天宗，德先王季。—— 《郊庙歌辞 让皇帝庙乐章 迎神》 The great ancestor of heaven, virtue precedes the king. Source from 'Jiao Miao Ge Ci: Rang Huang Di Miao Yue Zhang: Ying Shen'.
德: Virtue, moral character. In a name, it signifies a person's morality, integrity, and esteemed virtue, embodying the notion of high moral standing and respect.
先: Formerly. Previously. Originally. Pioneer. What comes before in time or sequence, in contrast to "later."
Meaning: Virtue precedes all, emphasizing the importance and priority of moral character.