Literature Reference: 卜云其吉，终然允臧。——《诗经·国风·鄘风·定之方中》 The divination says it is auspicious, and finally it is truly good. Source from 'The Book of Songs: Odes of Yong'.
允: Promise, to permit. It metaphorically signifies honesty and trustworthiness, ensuring that every commitment is fulfilled.
臧: Praise and criticism, commentary, speaking well or ill of something.
Meaning: Truly good, symbolizing auspiciousness, virtue, and excellence.