If you have upset someone important or someone who is not to be trifled with, you can say in English:

"I have pissed off someone I shouldn't have."
Or more formally:
"I have inadvertently irritated someone who is not someone to be messed with."
「点击下面查看原网页 领取您的八字精批报告☟☟☟☟☟☟」
阅读全文