Luke 1:1

Since many have taken in hand to set forth in order a declaration of those things which are most surely believed among us,

John 20:31

But these are written, that you might believe that Jesus is the Christ, the Son of God; and that believing you might have life through his name.

Acts 1:1-3

The former treatise have I made, O Theophilus, of all that Jesus began both to do and teach,

2 Peter 1:16-19

For we have not followed cunningly devised myths, when we made known unto you the power and coming of our Lord Jesus Christ, but were eyewitnesses of his majesty.

1 Timothy 3:16

And without doubt great is the mystery of godliness: God was manifest in the flesh, justified in the Spirit, seen of angels, preached unto the Gentiles, believed on in the world, received up into glory.

2 Timothy 4:17

However the Lord stood with me, and strengthened me; that by me the preaching might be fully known, and that all the Gentiles might hear: and I was delivered out of the mouth of the lion.

Treasury of Scripture Knowledge

Summary

Forasmuch as many have taken in hand to set forth in order a declaration of those things which are most surely believed among us,

Bible References

Those

John 20:31
But these are written, that you might believe that Jesus is the Christ, the Son of God; and that believing you might have life through his name.
Acts 1:1
The former treatise have I made, O Theophilus, of all that Jesus began both to do and teach,
1 Timothy 3:16
And without doubt great is the mystery of godliness: God was manifest in the flesh, justified in the Spirit, seen of angels, preached unto the Gentiles, believed on in the world, received up into glory.
2 Peter 1:16
For we have not followed cunningly devised myths, when we made known unto you the power and coming of our Lord Jesus Christ, but were eyewitnesses of his majesty.