Matthew 12:30-40

30 He that is not with me, is against me: and he that gathereth not with me, scattereth.
31 Therefore I say to you: Every sin and blasphemy shall be forgiven men, but the blasphemy of the Spirit shall not be forgiven.
32 And whosoever shall speak a word against the Son of man, it shall be forgiven him: but he that shall speak against the Holy Ghost, it shall not be forgiven him neither in this world, nor in the world to come.
33 Either make the tree good and its fruit good: or make the tree evil, and its fruit evil. For by the fruit the tree is known.
34 O generation of vipers, how can you speak good things, whereas you are evil? for out of the abundance of the heart the mouth speaketh.
35 A good man out of a good treasure bringeth forth good things: and an evil man out of an evil treasure bringeth forth evil things.
36 But I say unto you, that every idle word that men shall speak, they shall render an account for it in the day of judgment.
37 For by thy words thou shalt be justified, and by thy words thou shalt be condemned.
38 Then some of the scribes and Pharisees answered him, saying: Master, we would see a sign from thee.
39 Who answering said to them: An evil and adulterous generation seeketh a sign: and a sign shall not be given it, but the sign of Jonas the prophet.
40 For as Jonas was in the whale’s belly three days and three nights: so shall the Son of man be in the heart of the earth three days and three nights.
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