Genesis 6:1-11 (KJV)
¹  And it came to pass, when men began to multiply on the face of the earth, and daughters were born unto them,
²  That the sons of God saw the daughters of men that they were fair; and they took them wives of all which they chose.
³  And the LORD said, My spirit shall not always strive with man, for that he also is flesh: yet his days shall be an hundred and twenty years.
⁴  There were giants in the earth in those days; and also after that, when the sons of God came in unto the daughters of men, and they bare children to them, the same became mighty men which were of old, men of renown.
⁵  And GOD saw that the wickedness of man was great in the earth, and that every imagination of the thoughts of his heart was only evil continually.
⁶  And it repented the LORD that he had made man on the earth, and it grieved him at his heart.
⁷  And the LORD said, I will destroy man whom I have created from the face of the earth; both man, and beast, and the creeping thing, and the fowls of the air; for it repenteth me that I have made them.
⁸  But Noah found grace in the eyes of the LORD.
⁹  These are the generations of Noah: Noah was a just man and perfect in his generations, and Noah walked with God.
¹⁰  And Noah begat three sons, Shem, Ham, and Japheth.
¹¹  The earth also was corrupt before God, and the earth was filled with violence.

Genesis 7:1-7 (KJV)
¹  And the LORD said unto Noah, Come thou and all thy house into the ark; for thee have I seen righteous before me in this generation.
²  Of every clean beast thou shalt take to thee by sevens, the male and his female: and of beasts that are not clean by two, the male and his female.
³  Of fowls also of the air by sevens, the male and the female; to keep seed alive upon the face of all the earth.
⁴  For yet seven days, and I will cause it to rain upon the earth forty days and forty nights; and every living substance that I have made will I destroy from off the face of the earth.
⁵  And Noah did according unto all that the LORD commanded him.
⁶  And Noah was six hundred years old when the flood of waters was upon the earth.
⁷  And Noah went in, and his sons, and his wife, and his sons’ wives with him, into the ark, because of the waters of the flood.

Genesis 8:1 (KJV)
¹  And God remembered Noah, and every living thing, and all the cattle that was with him in the ark: and God made a wind to pass over the earth, and the waters asswaged;

Genesis 8:18-20 (KJV)
¹⁸  And Noah went forth, and his sons, and his wife, and his sons’ wives with him:
¹⁹  Every beast, every creeping thing, and every fowl, and whatsoever creepeth upon the earth, after their kinds, went forth out of the ark.
²⁰  And Noah builded an altar unto the LORD; and took of every clean beast, and of every clean fowl, and offered burnt offerings on the altar.