Come rain or shine
caːheː baːɾɪʃ hoː jaː dʰuːp
In Hindi चाहे बारिश हो या धूप
This phrase is used to express that something will happen regardless of the weather.
Example
"मैं आऊँगा, चाहे बारिश हो या धूप (Mai aa-oo-gaa, chaa-hey baa-rish ho yaa dhoop)."