Matthew 9:36
When he saw the crowds, he had compassion for them, because they were harassed and helpless, like sheep without a shepherd.
Matthew 10:6
But go rather to the lost sheep of the house of Israel.
Matthew 15:24
He answered, "I was sent only to the lost sheep of the house of Israel."
Matthew 18:10-13
"See that you do not despise one of these little ones. For I tell you that in heaven their angels always see the face of my Father who is in heaven.
Luke 15:4-7
"What man of you, having a hundred sheep, if he loses one of them, does not leave the ninety-nine in the wilderness, and go after the one which is lost until he finds it?
1 Peter 2:25
For you were straying like sheep, but now you have returned to the Shepherd and Guardian of your souls.