Matthew 28:20

teaching them to observe all things whatever I have commanded you: and lo; I am with you all the days, even to the end of the age.

Mark 16:15-16

And he said to them: Go into all the world, and preach the gospel to every creature.

Acts 20:27

For I have not shunned to declare to you the whole counsel of God.

Treasury of Scripture Knowledge

Summary

But the LORD said unto me, Say not, I am a child: for thou shalt go to all that I shall send thee, and whatsoever I command thee thou shalt speak.

General references

Bible References

For thou shalt

Matthew 28:20
teaching them to observe all things whatever I have commanded you: and lo; I am with you all the days, even to the end of the age.
Mark 16:15
And he said to them: Go into all the world, and preach the gospel to every creature.
Acts 20:27
For I have not shunned to declare to you the whole counsel of God.

General references

Matthew 18:2
And Jesus called a little child to him, and placed him in the midst of them,