tit for tat
From LSJ
English > Greek (Woodhouse)
Repay tit for tat: V. τὸν αὐτὸν... τίσασθαι τρόπον (Aesch., Theb. 638), παθὼν ἀντιδρᾶν (Eur., And. 438).
Requite (a person) tit for tat: P. τοῖς ὁμοίοις ἀμύνεσθαι (acc.).
Get tit for tat: P. and V. ἀντιπάσχειν.