to suffer the extreme penalty of the law
From LSJ
Ἐς δὲ τὰ ἔσχατα νουσήματα αἱ ἔσχαται θεραπεῖαι ἐς ἀκριβείην, κράτισται → For extreme diseases, extreme methods of cure, as to restriction, are most suitable.
English > Greek (Woodhouse Quotes)
ταῖς ἐσχάταις ζημίαις κολάζεσθαι
⇢ Look up "to suffer the extreme penalty of the law" on Google (phrase search) | Google | LSJ full text search