Matthew 28:20

[Then] go on teaching them [i.e., these new converts] to obey everything I have commanded you and my presence will be with you always, even to the end of the age.

Mark 16:15-16

Then He said to them, "You [men] go into the entire world and preach the good news to every person.

Acts 20:27

For I held nothing back in declaring to you the entire message 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
[Then] go on teaching them [i.e., these new converts] to obey everything I have commanded you and my presence will be with you always, even to the end of the age.
Mark 16:15
Then He said to them, "You [men] go into the entire world and preach the good news to every person.
Acts 20:27
For I held nothing back in declaring to you the entire message of God.

General references

Matthew 18:2
So, He called to Him a little child and placed him in front of them,