'Suppose' in the Bible

Suppose there are fifty righteous [people] within the city; will You really sweep it away and not spare it for the sake of the fifty righteous who are in it?

Abraham spoke to Him yet again and said, “Suppose [only] forty are found there.” And He said, “I will not do it for the sake of the forty [who are righteous].”

Then Abraham said [to Him], “Oh, may the Lord not be angry, and I will speak; suppose thirty [righteous people] are found there?” And He said, “I will not do it if I find thirty there.”

And he said, “Now behold, I have decided to speak to the Lord [again]. Suppose [only] twenty [righteous people] are found there?” And the Lord said, “I will not destroy it for the sake of the twenty.”

Then Abraham said, “Oh may the Lord not be angry [with me], and I will speak only this once; suppose ten [righteous people] are found there?” And He said, “I will not destroy it for the sake of the ten.”

Then I said to my master, ‘But suppose the woman will not follow me [back to this land].’

Suppose my father touches me and feels my skin; then I will be seen by him as a cheat (imposter), and I will bring his curse on me and not a blessing.”

Jacob answered Laban, “[I left secretly] because I was afraid, for I thought you would take your daughters away from me by force.