Matthew 10:6

"but rather be on your way to the lost sheep of the house of Israel.

Matthew 15:24

In reply he said, "I was not sent except to the lost sheep of the house of Israel."

Matthew 18:12-13

"How does it seem to you, when a man has a hundred sheep and loses one of them? Will he not leave the ninety and nine on the hills, to go and search for the one that has strayed?

Luke 15:4-7

"Which one of you men, if he has a hundred sheep, and has lost one of them, does not leave the ninety and nine in the desert and go after the lost one until he finds it?

Luke 19:10

"For the Son of man is come to seek and to save the lost."

John 10:16

"I have other sheep also, which do not belong to this fold. I must bring them too, and they will listen to my voice, and they will become one flock, one shepherd.

Galatians 4:9

Now, however, when you have come to know God, or rather to be known by God, how is it that you are beginning to turn back to those weak and beggarly externalities, eager to be in bondage to them again?

Philippians 2:13

for it is God who, in his good-will is ever working in you both will and deed.

James 1:17

Every good gift and every perfect boon is from above, and is ever coming down to us from the Father of the heavenly lights, with whom is no variation nor shadow of eclipse.

1 Peter 2:25

For you were straying like lost sheep, but you are now returned to the Shepherd and Guardian of your souls.

Treasury of Scripture Knowledge

Summary

I have gone astray like a lost sheep; seek thy servant; for I do not forget thy commandments.

Bible References

Gone astray

Matthew 10:6
"but rather be on your way to the lost sheep of the house of Israel.
Matthew 15:24
In reply he said, "I was not sent except to the lost sheep of the house of Israel."
Matthew 18:12
"How does it seem to you, when a man has a hundred sheep and loses one of them? Will he not leave the ninety and nine on the hills, to go and search for the one that has strayed?
Luke 15:4
"Which one of you men, if he has a hundred sheep, and has lost one of them, does not leave the ninety and nine in the desert and go after the lost one until he finds it?
John 10:16
"I have other sheep also, which do not belong to this fold. I must bring them too, and they will listen to my voice, and they will become one flock, one shepherd.
1 Peter 2:25
For you were straying like lost sheep, but you are now returned to the Shepherd and Guardian of your souls.

Seek

Luke 19:10
"For the Son of man is come to seek and to save the lost."
Galatians 4:9
Now, however, when you have come to know God, or rather to be known by God, how is it that you are beginning to turn back to those weak and beggarly externalities, eager to be in bondage to them again?
Philippians 2:13
for it is God who, in his good-will is ever working in you both will and deed.
James 1:17
Every good gift and every perfect boon is from above, and is ever coming down to us from the Father of the heavenly lights, with whom is no variation nor shadow of eclipse.