Literature Reference: 元尊九德，佐尧光宅。—— 《郊庙歌辞 德明兴圣庙乐章 迎神》 The supreme ruler possesses nine virtues, assisting Yao in illuminating the land. Source from 'Temple Hymns of Deming and Xingsheng Temples: Welcoming the Gods'.
九: The largest single digit. In names, it signifies excellence and perseverance. The character "之" (zhī) is auspicious for career advancement.
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.
Meaning: Nine virtues refer to nine noble qualities, symbolizing high moral character and excellence.