Luke 10:14
But it shall be more tolerable for Tyre and Sidon at the judgment, than for you.
Cross-references
Luke 12:48 states 'to whom much is given, much required' — directly explains the stricter judgment on those who saw miracles.
Luke 12:47 warns of many stripes for a servant who knows his master's will — same principle: greater knowledge brings harsher judgment.
Matthew 11:22 is the parallel account: 'more tolerable for Tyre and Sidon' — identical teaching about judgment.
John 15:22 says if Jesus had not spoken, they would have no sin — now no excuse; matches greater accountability for those who saw His works.
Amos 3:2 says God will punish Israel more because He knew them — same logic of privilege leading to stricter judgment.
John 3:19 says light came but men loved darkness — condemnation for rejecting light parallels harsher judgment on miracle-seeing cities.