Matthew 18:14

So it is not the will of your Father who is in heaven that one of these little ones should perish.

John 17:12

While I was with them, I kept them in your name the name you gave me. I have guarded them, and none of them is lost except the son of perdition, that the Scripture might be fulfilled.

Matthew 5:16

Let your light so shine before men, that they may see your good works and glorify your Father in heaven.

Matthew 6:9

Pray, then, in this way: Our Father in heaven, hallowed be your name.

Matthew 6:32

For the Gentiles seek after all these things; and your heavenly Father knows that you need them all.

Luke 12:32

Do not fear, little flock, for it is your Father's good pleasure to give you the kingdom.

John 6:39-40

And this is the will of him who sent me, that I should lose nothing of all that he has given me, but raise it up at the last day.

John 10:27-30

My sheep hear my voice, and I know them, and they follow me.

John 21:15

When they had finished breakfast, Jesus said to Simon Peter, "Simon, son of John, do you love me more than these?" He said to him, "Yes, Lord; you know that I love you." He said to him, "Feed my lambs."

Romans 8:28-39

And we know that in all things God works for the good of those who love him, who are called according to his purpose.

1 Corinthians 8:11-13

And so by your knowledge this weak man is destroyed, the brother for whom Christ died.

Ephesians 1:5-7

he predestined us to be adopted as his sons through Jesus Christ, according to the good pleasure of his will,

2 Timothy 2:10

Therefore I endure everything for the sake of the elect, that they too may obtain the salvation that is in Christ Jesus, with eternal glory.

Hebrews 12:13

and make straight paths for your feet, so that what is lame may not be put out of joint, but rather be healed.

1 Peter 1:3-5

Blessed be to the God and Father of our Lord Jesus Christ! In his great mercy he has caused us to be born again into a living hope through the resurrection of Jesus Christ from the dead,

2 Peter 3:9

The Lord is not slow about his promise, as some count slowness, but is patient toward you, not wishing for any to perish but for all to come to repentance.

Treasury of Scripture Knowledge

Summary

Even so it is not the will of your Father which is in heaven, that one of these little ones should perish.

Bible References

It is

Luke 12:32
Do not fear, little flock, for it is your Father's good pleasure to give you the kingdom.
John 6:39
And this is the will of him who sent me, that I should lose nothing of all that he has given me, but raise it up at the last day.
John 10:27
My sheep hear my voice, and I know them, and they follow me.
John 17:12
While I was with them, I kept them in your name the name you gave me. I have guarded them, and none of them is lost except the son of perdition, that the Scripture might be fulfilled.
Romans 8:28
And we know that in all things God works for the good of those who love him, who are called according to his purpose.
Ephesians 1:5
he predestined us to be adopted as his sons through Jesus Christ, according to the good pleasure of his will,
1 Peter 1:3
Blessed be to the God and Father of our Lord Jesus Christ! In his great mercy he has caused us to be born again into a living hope through the resurrection of Jesus Christ from the dead,