850. Speaking of bad things
أَسْتَغْفِرُ اللَّهَ
astaghfir-ullaah
Translation
I seek Allah’s forgiveness.
So know, [O Muhammad], that there is no deity except Allah and ask forgiveness for your sin and for the believing men and believing women. And Allah knows of your movement and your resting place.
ReferenceSura Muhammad: 19
Related Duas:
An expression of appreciation/seeing something good
Eating something good / listening to the good news
At the end of the prayer
If you see any Superiority, Highness, or Greatness of Allah
When getting down
Seeing any surprisingly good things
Before starting anything
After winning or hope to win
When getting up
Hearing any news of death/unpleasant
In response to How are you?
If something unpleasant happens/hearing bad things