Literature Reference: 喧喧车马来，贺客满我门。—— 《初除户曹喜而言志》 白居易 The noisy carriages and horses arrive, filling my gate with congratulatory guests. Source from 'Chu Chu Hu Cao Xi Er Yan Zhi' by Bai Juyi.
贺: To celebrate, to offer congratulations, to extend good wishes, to commend, and to reward with appreciation.
客: Politician, knight-errant.
Meaning: 'He Ke' refers to guests who come to offer congratulations, symbolizing joy, welcome, and liveliness.