Matthew 18:14

in like manner your heavenly father would not that any person of such humility should be lost.

John 17:12

by your authority I have kept them, during my being with them in the world: those that you gave me I have kept, and not one of them is lost, except the son of perdition: according as the scripture foretold.

Matthew 5:16

even so let your light shine before men, that they may see your good works, and glorify your father who is in heaven.

Matthew 6:9

After this manner do you therefore pray: "Our Father who art in heaven, hallowed be thy name. thy kingdom come.

Matthew 6:32

things which the Gentiles are so thoughtful about, and which your heavenly Father knows that you want.

Luke 12:32

fear not, ye little flock, for it is your father's good pleasure to grant you the kingdom.

John 6:39-40

and the will of him who sent me is this, that I should not lose any one of those he has given me, but should raise them again at the last day: this,

John 10:27-30

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

John 21:15

So when they had dined, Jesus said to Simon Peter, Simon son of Jonas, do you love me more than these do? yes, Lord, said he, you know that I love you. Jesus reply'd, feed my lambs.

Romans 8:28-39

We know too, that all things co-operate for the good of those who love God, who, pursuant to his purpose, has now called them:

1 Corinthians 8:11-13

so that your notions may endanger the life of thy weak brother, for whom Christ died.

Ephesians 1:5-7

having predetermin'd to adopt us by Jesus Christ to be his children, according to the good pleasure of his own will,

2 Timothy 2:10

I therefore bear with every thing for the sake of the converts, that they may obtain that salvation, which Jesus Christ has procur'd us, even eternal glory.

Hebrews 12:13

clear the way for your feet, lest that which is lame should be quite out of joint, instead of being redress'd."

1 Peter 1:3-5

Blessed be the God and father of our Lord Jesus Christ, who according to his great mercy has regenerated us, and given us by the resurrection of Jesus Christ, the expectation of immortal life,

2 Peter 3:9

the Lord does not delay the accomplishment of his promise, as some do imagine. but he waits with patience upon our account, as being unwilling 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, ye little flock, for it is your father's good pleasure to grant you the kingdom.
John 6:39
and the will of him who sent me is this, that I should not lose any one of those he has given me, but should raise them again at the last day: this,
John 10:27
my sheep hear my voice, I know them, and they follow me.
John 17:12
by your authority I have kept them, during my being with them in the world: those that you gave me I have kept, and not one of them is lost, except the son of perdition: according as the scripture foretold.
Romans 8:28
We know too, that all things co-operate for the good of those who love God, who, pursuant to his purpose, has now called them:
Ephesians 1:5
having predetermin'd to adopt us by Jesus Christ to be his children, according to the good pleasure of his own will,
1 Peter 1:3
Blessed be the God and father of our Lord Jesus Christ, who according to his great mercy has regenerated us, and given us by the resurrection of Jesus Christ, the expectation of immortal life,