Luke 13:24
But He said unto them, Strive to enter in at the strait gate; for I tell you, many will desire to enter in, and shall not be able.
Matthew 7:13-14
Enter ye in at the strait gate; for wide is the gate, and broad is the way, that leadeth to destruction, and many there be who go in thereat:
Matthew 11:12
and from the days of John the baptist to this time, the kingdom of heaven is as it were forced into, and the most pressing seize upon it with eagerness.
Mark 6:18-20
For John had said to Herod, it is not lawful for thee to have thy brother's wife.
Luke 21:36
Watch therefore and be constant in prayer, that ye may be counted worthy to escape all these things, which shall come to pass, and to stand before the Son of man.
John 6:27
Labour not so much for the meat that perisheth, but rather for that food which endureth unto life eternal, which the Son of man will give you: for Him hath God the Father sealed.
John 7:34
Ye shall seek me, and shall not find me: and where I am to be, ye cannot come.
John 8:21
Jesus therefore said unto them again, "I am going away, and ye shall seek me, and shall die in your sin: where I go ye cannot come."
John 13:33
Little children, I am to be with you but a little while longer. Ye will wish for me, and as I said to the Jews, "Whither I go ye cannot come", so I now tell you.
Romans 9:31-33
but Israel, who followed after the law of righteousness, hath not attained to the law of righteousness: why?
Romans 10:3
For being ignorant of the righteousness of God, and seeking to establish their own righteousness, they have not submitted themselves to the righteousness which is of God.
1 Corinthians 9:24-27
Know ye not, that those, who run in a race, do all indeed run, but one only receiveth the prize? So run that ye may obtain.
Philippians 2:12-13
Wherefore, my beloved, as ye have always obeyed the gospel, not only in my presence, but now much more in my absence; be still working out your own salvation though with fear and trembling:
Colossians 1:29
in order to which I also labour, striving earnestly according to his energy which operates in me with power.
Hebrews 4:11
Let us labour therefore to enter into that rest, least any one fall after the same example of unbelief.
2 Peter 1:10
Wherefore, my brethren, be the more diligent thus to make your calling and election sure; for if ye do these things ye shall never fall.