'Looks' in the Bible

But Jesus said to him, “No one who puts his hand to the plow and looks back is fit for the kingdom of God.”

As the crowds were increasing, Jesus began to say, "This generation is a wicked generation; it looks for a sign, but no sign will be given to it except the sign of Jonah.

You hypocrites (play-actors, pretenders)! You know how to analyze and intelligently interpret the appearance of the earth and sky [to forecast the weather], but why do you not intelligently interpret this present time?

"Suppose one of you has 100 sheep and loses one of them. He leaves the 99 in the wilderness and looks for the one that is lost until he finds it, doesn't he?