This root form (lemma) is used in 2 different forms in the NT: ἐγκρατεύεται (IPM3··S), ἐγκρατεύονται (IPM3··P).
It is glossed in 2 different ways: ‘is controlling himself’, ‘they are controlling themselves’.
OET 1COR 7:9 Greek word=ἐγκρατεύονται (egkrateuontai) Morphology=IPM3··P English gloss=‘they are controlling themselves’ SR GNT 1COR 7:9 word 4
OET 1COR 9:25 Greek word=ἐγκρατεύεται (egkrateuetai) Morphology=IPM3··S English gloss=‘is controlling himself’ SR GNT 1COR 9:25 word 6