get one's come-uppance

come-uppance (a person's bad luck that is considered to be a fair and deserved punishment for something bad that they have donе) — возмездие; заслуженное наказание

get one's come-uppance — получить по заслугам

Example 1: She'll get her come-uppance, believe me. — Отольются кошке мышкины слезки, уж поверь. / Она своё получит. / Ей за всё воздастся.

Example 2: Jack is always insulting people. I hope he'll get his comeuppance one day!

See also
[get what's coming to one]
[taste of one’s own medicine]
[serves you right]
pay the piper
have it coming
бог шельму метит