qǐng​jūn​rù​wèng

to give someone a taste of their own medicine

Senses

请君入瓮/ 請君入甕 qǐng​jūn​rù​wèng to give someone a taste of their own medicine

to use a person's own methods to punish or deal with them

请君入瓮/ 請君入甕 qǐng​jūn​rù​wèng to fall into a trap

to unwittingly set a trap for oneself or be lured into a trap designed by others

References

variant 请君入瓮/請君入甕 请公入瓮/請公入甕
variant 请君入瓮/請君入甕 请兄入瓮/請兄入甕