@kai Like Mr. Sebastian Michaelis said, it is indeed from genshin and from an since the old and poor archon man named Zhongli, he has a bunch of good quotes so I just took this one and used it because it's Zhongli :))
"I have no regrets in meeting you, friend. Should the day ever come that we are not together, you will continue to shine like gold in my memories." Zhong-Li