38 Then some of the scribes and Pharisees answered him, saying, "Teacher, *ch. 16:1;Mark 8:11,12;Luke 11:16;23:8;John 2:18;4:48;6:30;1 Cor. 1:22we wish to see a sign from you." 39 But he answered them, *ch. 16:4;For ver. 39-42, see Luke 11:29-32;[Mark 8:11,12] "An evil and *Isa. 57:3;Mark 8:38;James 4:4adulterous generation seeks for a sign, but no sign will be given to it except the sign of the prophet Jonah.40 For *Jonah 1:17just as Jonah was three days and three nights in the belly of the great fish, *[ch. 17:22,23]so will the Son of Man be three days and three nights in the heart of the earth.