Matthew 18:14

so it is not will in presence of your Father who is in the heavens, that one of these little ones may perish.

John 17:12

when I was with them in the world, I was keeping them in Thy name; those whom Thou hast given to me I did guard, and none of them was destroyed, except the son of the destruction, that the Writing may be fulfilled.

Isaiah 40:11

As a shepherd His flock He feedeth, With His arm He gathereth lambs, And in His bosom He carrieth them: Suckling ones He leadeth.

Zechariah 13:7

Sword, awake against My shepherd, And against a hero -- My fellow, An affirmation of Jehovah of Hosts. Smite the shepherd, and scattered is the flock, And I have put back My hand on the little ones.

Matthew 5:16

so let your light shine before men, that they may see your good works, and may glorify your Father who is in the heavens.

Matthew 6:9

thus therefore pray ye: 'Our Father who art in the heavens! hallowed be Thy name.

Matthew 6:32

for all these do the nations seek for, for your heavenly Father doth know that ye have need of all these;

Luke 12:32

'Fear not, little flock, because your Father did delight to give you the reign;

John 6:39-40

'And this is the will of the Father who sent me, that all that He hath given to me I may not lose of it, but may raise it up in the last day;

John 10:27-30

according as I said to you: My sheep my voice do hear, and I know them, and they follow me,

John 21:15

When, therefore, they dined, Jesus saith to Simon Peter, 'Simon, son of Jonas, dost thou love me more than these?' he saith to him, 'Yes, Lord; thou hast known that I dearly love thee;' he saith to him, 'Feed my lambs.'

Romans 8:28-39

And we have known that to those loving God all things do work together for good, to those who are called according to purpose;

1 Corinthians 8:11-13

and the brother who is infirm shall perish by thy knowledge, because of whom Christ died?

Ephesians 1:5-7

having foreordained us to the adoption of sons through Jesus Christ to Himself, according to the good pleasure of His will,

2 Timothy 2:10

because of this all things do I endure, because of the choice ones, that they also salvation may obtain that is in Christ Jesus, with glory age-during.

Hebrews 12:13

and straight paths make for your feet, that that which is lame may not be turned aside, but rather be healed;

1 Peter 1:3-5

Blessed is the God and Father of our Lord Jesus Christ, who, according to the abundance of His kindness did beget us again to a living hope, through the rising again of Jesus Christ out of the dead,

2 Peter 3:9

the Lord is not slow in regard to the promise, as certain count slowness, but is long-suffering to us, not counselling any to be lost but all to pass on to reformation,

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
'Fear not, little flock, because your Father did delight to give you the reign;
John 6:39
'And this is the will of the Father who sent me, that all that He hath given to me I may not lose of it, but may raise it up in the last day;
John 10:27
according as I said to you: My sheep my voice do hear, and I know them, and they follow me,
John 17:12
when I was with them in the world, I was keeping them in Thy name; those whom Thou hast given to me I did guard, and none of them was destroyed, except the son of the destruction, that the Writing may be fulfilled.
Romans 8:28
And we have known that to those loving God all things do work together for good, to those who are called according to purpose;
Ephesians 1:5
having foreordained us to the adoption of sons through Jesus Christ to Himself, according to the good pleasure of His will,
1 Peter 1:3
Blessed is the God and Father of our Lord Jesus Christ, who, according to the abundance of His kindness did beget us again to a living hope, through the rising again of Jesus Christ out of the dead,