NET
20 And if the Lord had not cut short those days, no one would be saved. But because of the elect, whom he chose, he has cut them short.
Darby
20 and if [the] Lord had not cut short those days, no flesh should have been saved; but on account of the elect whom he has chosen, he has cut short those days.
KJV
20 “And except that the Lord had shortened those days, no flesh should be saved: but for the elect's sake, whom he hath chosen, he hath shortened the days.”