Hebrews 12:17

For you know that even afterwards, when he wished to secure the blessing, he was rejected; for he found no opportunity for undoing what he had done, though he sought the blessing earnestly with tears.

Matthew 7:23

"And then I will tell them plainly, "'I never knew you: begone from me, you doers of wickedness.'

Matthew 25:11-12

"Afterwards the other bridesmaids came and cried, "'Sir, Sir, open the door to us.'

Luke 13:24-27

"Strain every nerve to force your way in through the narrow gate," He answered; "for multitudes, I tell you, will endeavour to find a way in and will not succeed.

Hebrews 6:4-6

For it is impossible, in the case of those who have once for all been enlightened, and have tasted the sweetness of the heavenly gift, and have been made partakers of the Holy Spirit,

Hebrews 6:8

But if it only yields a mass of thorns and briers, it is considered worthless, and is in danger of being cursed, and in the end will be destroyed by fire.

Hebrews 10:26-29

For if we wilfully persist in sin after having received the full knowledge of the truth, there no longer remains in reserve any other sacrifice for sins.

Treasury of Scripture Knowledge

Summary

For ye know how that afterward, when he would have inherited the blessing, he was rejected: for he found no place of repentance, though he sought it carefully with tears.

Bible References

He was

Hebrews 6:8
But if it only yields a mass of thorns and briers, it is considered worthless, and is in danger of being cursed, and in the end will be destroyed by fire.
Matthew 7:23
"And then I will tell them plainly, "'I never knew you: begone from me, you doers of wickedness.'
Matthew 25:11
"Afterwards the other bridesmaids came and cried, "'Sir, Sir, open the door to us.'
Luke 13:24
"Strain every nerve to force your way in through the narrow gate," He answered; "for multitudes, I tell you, will endeavour to find a way in and will not succeed.

For he

Hebrews 6:4
For it is impossible, in the case of those who have once for all been enlightened, and have tasted the sweetness of the heavenly gift, and have been made partakers of the Holy Spirit,
Hebrews 10:26
For if we wilfully persist in sin after having received the full knowledge of the truth, there no longer remains in reserve any other sacrifice for sins.