Genesis 11:10

11:10 These [are] the generations of Shem: Shem [was] an hundred years old, and begat Arphaxad two years after the flood:

Genesis 41:50

41:50 And unto Joseph were born two sons before the years of famine came, which Asenath the daughter of Potipherah priest of On bare unto him.

Genesis 45:6

45:6 For these two years [hath] the famine [been] in the land: and yet [there are] five years, in the which [there shall] neither [be] earing nor harvest.