Matthew 7:14
But the door that is narrow and the road that is restricted lead to [spiritual] life and [only] a few people will find them.
Matthew 24:22
And if those days had not been as short as they were no one would have been saved [i.e., from the devastating destruction]. But for the sake of the elect [i.e., God's people], those days will be short.
Romans 9:27
And Isaiah declares about [the nation of] Israel [Isa. 10:22-23], "[Even] if the number of Israelites were [as many] as the grains of sand in the ocean, [still only] a small minority will be saved.
Romans 11:4-5
But how did God answer him? [I Kings 19:18 says], "I [i.e., God] have kept for myself seven thousand men who have not bowed their knee [in worship] to Baal [Note: "Baal" was a term used for one of the idols worshiped in Elijah's day by Canaanites and others in Palestine].