John 18:9

that the word might be fulfilled which he spoke, "Of those whom you have given me, I have lost none."

John 17:12

While I was with them in the world, I kept them in your name. Those whom you have given me I have kept. None of them is lost, except the son of destruction, that the Scripture might be fulfilled.

Treasury of Scripture Knowledge

Summary

That the saying might be fulfilled, which he spake, Of them which thou gavest me have I lost none.

Bible References

Of

John 17:12
While I was with them in the world, I kept them in your name. Those whom you have given me I have kept. None of them is lost, except the son of destruction, that the Scripture might be fulfilled.