Matthew 10:6
but go rather to the lost sheep of the house of Israel.
Matthew 15:24
But he answered and said, I was not sent except to the lost sheep of the house of Israel.
Matthew 18:12-13
What think ye? if a man have a hundred sheep, and one of them hath gone astray, doth he not leave the ninetynine upon the mountains, and go and seek that which hath gone astray?
Luke 10:31-32
And by chance a certain priest was going down on that road; and when he saw him, he passed by on the other side.
Luke 15:4-6
What man of you having a hundred sheep, if he lose one of them, doth not leave the ninetynine in the wilderness, and go after that which is lost, until he findeth it?
James 5:19-20
Brethren, if any one among you be led astray from the truth, and one convert him,
1 Peter 2:25
For ye were going astray like sheep; but ye have now returned to the Shepherd and Bishop of your souls.