Genesis 11:4

11:4 Then they said, “Come, let’s build ourselves a city and a tower with its top in the heavens so that we may make a name for ourselves. Otherwise we will be scattered across the face of the entire earth.”

Genesis 28:12

28:12 and had a dream. He saw a stairway erected on the earth with its top reaching to the heavens. The angels of God were going up and coming down it