This
Matthew 12:45
Then goeth he, and taketh with himself seven other spirits more wicked than himself, and they enter in and dwell there: and the last state of that man is worse than the first. Even so shall it be also unto this wicked generation.
Matthew 16:28
Verily I say unto you, There be some standing here, which shall not taste of death, till they see the Son of man coming in his kingdom.
Matthew 23:36
Verily I say unto you, All these things shall come upon this generation.
Mark 13:30
Verily I say unto you, that this generation shall not pass, till all these things be done.
Mark 13:31
Heaven and earth shall pass away: but my words shall not pass away.
Luke 11:50
That the blood of all the prophets, which was shed from the foundation of the world, may be required of this generation;
Luke 21:32
Verily I say unto you, This generation shall not pass away, till all be fulfilled.
Luke 21:33
Heaven and earth shall pass away: but my words shall not pass away.