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 in the world, I kept them thro' thy name. Those whom thou hast given me I have guarded, and none of them is lost, but 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 who is in heaven.

Matthew 6:9

Thus therefore pray ye, Our Father who art in heaven, hallowed be thy name.

Matthew 6:32

(For after all these things do the heathens seek) for your heavenly Father knoweth that ye need all these things,

Luke 12:32

Fear not, 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 that sent me, That of all which he hath given me, I should lose nothing, but should 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 dined, Jesus saith to Simon Peter, Simon, son of Jonah, lovest thou me more than these do? He saith to him, Yea, Lord, thou knowest that I love thee.

Romans 8:28-39

And we know, that all things work together for good, to them that love God, to them that are called according to his purpose.

1 Corinthians 8:11-13

And through thy knowledge shall the weak brother perish, for whom Christ died.

Ephesians 1:5-7

Having predestinated us to the adoption of sons to himself by Jesus Christ, according to the good pleasure of his will,

2 Timothy 2:10

Therefore I suffer all things for the elect's sake, that they also may obtain the salvation which is through Christ Jesus, with eternal glory.

Hebrews 12:13

And make strait paths for your feet, lest that which is lame be turned out of the way, but let it rather be healed.

1 Peter 1:3-5

Blessed be the God and Father of our Lord Jesus Christ, who, according to his abundant mercy, hath begotten us again to a living hope, by the resurrection of Christ from the dead,

2 Peter 3:9

The Lord is not slow concerning his promise (tho' some men count it slowness) but is long-suffering toward us, not willing that any should perish, but that all should 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
Fear not, 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 that sent me, That of all which he hath given me, I should lose nothing, but should 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 in the world, I kept them thro' thy name. Those whom thou hast given me I have guarded, and none of them is lost, but the son of perdition, that the scripture might be fulfilled.
Romans 8:28
And we know, that all things work together for good, to them that love God, to them that are called according to his purpose.
Ephesians 1:5
Having predestinated us to the adoption of sons to himself by Jesus Christ, according to the good pleasure of his will,
1 Peter 1:3
Blessed be the God and Father of our Lord Jesus Christ, who, according to his abundant mercy, hath begotten us again to a living hope, by the resurrection of Christ from the dead,