守你到天长地久恋你到海枯石烂
[shŏu nĭ dào tiān zhăng dì jiŭ liàn nĭ dào hăi kū shí làn]
It translates as 'Guarding over you until the end of time, loving you until the world ceases to exist,' showcasing unwavering commitment. It represents eternal dedication and devotion, akin to promises found in romance tales across cultures.