Mark 13:20
"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."
Cross References (ranked by relevance)
Matthew 24:22
And except those days should be shortened, there should no flesh be saved: but for the elect’s sake those days shall be shortened.
Isaiah 6:13
But yet in it shall be a tenth, and it shall return, and shall be eaten: as a teil tree, and as an oak, whose substance is in them, when they cast their leaves: so the holy seed shall be the substance thereof.
Isaiah 1:9
Except the LORD of hosts had left unto us a very small remnant, we should have been as Sodom, and we should have been like unto Gomorrah.