Matt.24.22  And if those days had not been shortened, no human being would be saved; but for the sake of the elect those days will be shortened.
Mark.13.20  And if the Lord had not shortened the days, no human being would be saved; but for the sake of the elect, whom he chose, he shortened the days.

Hyper-concordance v1.1, by Sean Boisen. Scripture verses taken from the Revised Standard Version, copyright 1952, 1971.