人在做,天在看 (jan4 zoi6 zou6 tin1 zoi6 hon3) — you can't get away with anything; one's evil deeds won't go unpunished in Cantonese
janˎ₄人zoiˍ₆在zouˍ₆做,tinˉ¹天zoiˍ₆在hon˗₃看Mandarin Pinyin: ren2 zai4 zuo4 tian1 zai4 kan4
Meaning of 人在做,天在看
nounyou can't get away with anything; one's evil deeds won't go unpunished