Luke 18:16

But having summoned them, Jesus said, Allow the children to come to me, and do not forbid them, for of such is the kingdom of God.

Genesis 21:4

And Abraham circumcised his son Isaac when he was eight days old, as God had commanded him.

Genesis 47:10-14

And Jacob blessed Pharaoh, and went out from the presence of Pharaoh.

Deuteronomy 29:11

your little ones, your wives, and thy sojourner who is in the midst of thy camps, from the hewer of thy wood to the drawer of thy water--

Deuteronomy 31:12

Assemble the people, the men and the women and the little ones, and thy sojourner who is within thy gates, that they may hear, and that they may learn, and fear LORD your God, and observe to do all the words of this law,

2 Chronicles 20:13

And all Judah stood before LORD, with their little ones, their wives, and their sons.

Jeremiah 32:39

And I will give them one heart and one way, that they may fear me forever, for the good of them, and of their sons after them.

Matthew 18:3-4

And he said, Truly I say to you, if ye are not turned, and become as children, ye will, no, not enter into the kingdom of the heavens.

Acts 2:39

For the promise is to you, and to your children, and to all those in afar, as many as Lord our God may call.

1 Corinthians 7:14

For the unbelieving husband has been sanctified by the wife, and the unbelieving wife has been sanctified by the husband, then otherwise your children are unclean, but now they are holy.

1 Corinthians 14:20

Brothers, become not children in your thoughts. Instead be childlike in wickedness, but in your thoughts become mature.

1 Peter 2:2

as newborn babes, long for the genuine intellectual milk, so that ye may grow by it,

Treasury of Scripture Knowledge

Summary

But Jesus called them unto him, and said, Suffer little children to come unto me, and forbid them not: for of such is the kingdom of God.

Bible References

For

Matthew 18:3
And he said, Truly I say to you, if ye are not turned, and become as children, ye will, no, not enter into the kingdom of the heavens.
1 Corinthians 14:20
Brothers, become not children in your thoughts. Instead be childlike in wickedness, but in your thoughts become mature.
1 Peter 2:2
as newborn babes, long for the genuine intellectual milk, so that ye may grow by it,