Mark 3:28-29; Luke 12:10

Mark 3:28-29

28 "Truly I say to you, all sins shall be forgiven the sons of men, and whatever blasphemies they utter;

29 but whoever blasphemes against the Holy Spirit never has forgiveness, but is guilty of an eternal sin "-

Luke 12:10

10 "And everyone who speaks a word against the Son of Man, it will be forgiven him; but he who blasphemes against the Holy Spirit, it will not be forgiven him.