Mark 13:30
I tell you truly, that this generation shall not pass away till all these things are accomplished.
Matthew 24:34
I tell you truly, that this generation shall not pass away till all these things shall be accomplished.
Luke 21:32
I tell you truly, that this generation shall by no means pass away till all these things are accomplished.
Matthew 16:28
I tell you truly, that some of those standing here shall not taste death till they see the Son of man coming in his kingdom.
Matthew 23:36
I tell you truly, that all these [crimes] shall come on this generation.
Mark 9:1
And he said to them, I tell you truly, that there are some of those standing here, who shall not taste death till they see the kingdom of God having come with power.