εἰκαστέον
From LSJ
οἱ τοῖς πέλας ἐπιβουλεύοντες, λανθάνουσι πολλὰκις ὑφ' ἑτέρων τοῦτ' αὐτὸ πάσχοντες → when people plot against their neighbours, they fall victim to the same sort of plot themselves
English (LSJ)
A one must liken, compare, τί τινι Plu.2.374a, Max.Tyr.33.6.
Spanish (DGE)
1 hay que figurar o representar artísticamente τῶν ... μαχομένων ἀπειλητικὰ τὰ ὄμματα εἰ. var. en Stob.4.18.11 de ἀπεικαστέον en X.Mem.3.10.8.
2 hay que comparar Plu.2.374a, ὀχλοκρατίᾳ τινὶ εἰ. τὴν τῆς ψυχῆς πονηρίαν Max.Tyr.27.6.