Literature Reference: 今日贺君兼自喜，八回看换旧铜鱼。—— 《送苏州李使君赴郡二绝句 一》 Today I congratulate you and rejoice for myself, having watched the old copper fish replaced eight times. Source from 'Sending Li to Suzhou, Two Quatrains I'.
贺: To celebrate, to offer congratulations, to extend good wishes, to commend, and to reward with appreciation.
君: A nobleman, akin to a ruler, fosters extensive goodwill and easily garners the appreciation and support of influential benefactors.
Meaning: Congratulations to you, expressing appreciation and joy for the other person's achievements.