Romans 14:17

but in righteousness and peace, and joy in the holy Ghost: for he,

2 Corinthians 1:12

For this is our rejoicing, the testimony of our conscience, that in simplicity and pious sincerity, not with carnal wisdom, but by the grace of God, we have had our conversation in the world, and especially towards you.

Philippians 4:6-9

Be anxious in nothing: but in every thing by prayer and supplication with thanksgiving let your requests be made known before God.

Hebrews 6:11

And we desire that every one of you would shew the same diligence to acquire the full assurance of hope even unto the end:

James 3:17-18

But the wisdom that is from above first is pure, then peaceable, mild, full of mercy and good fruits, without partiality and without hypocrisy.

2 Peter 1:10-11

Wherefore, my brethren, be the more diligent thus to make your calling and election sure; for if ye do these things ye shall never fall.

1 John 3:18-24

My little children, let us not love in word, or in tongue only, but in deed and in truth.

1 John 4:17

Herein is love perfected with us, that we may have boldness in the day of judgement; for as He is, we also are in this world.

Treasury of Scripture Knowledge

Summary

And the work of righteousness shall be peace; and the effect of righteousness quietness and assurance for ever.

Bible References

The work

Romans 14:17
but in righteousness and peace, and joy in the holy Ghost: for he,
Philippians 4:6
Be anxious in nothing: but in every thing by prayer and supplication with thanksgiving let your requests be made known before God.
James 3:17
But the wisdom that is from above first is pure, then peaceable, mild, full of mercy and good fruits, without partiality and without hypocrisy.

Quietness

2 Corinthians 1:12
For this is our rejoicing, the testimony of our conscience, that in simplicity and pious sincerity, not with carnal wisdom, but by the grace of God, we have had our conversation in the world, and especially towards you.
Hebrews 6:11
And we desire that every one of you would shew the same diligence to acquire the full assurance of hope even unto the end:
2 Peter 1:10
Wherefore, my brethren, be the more diligent thus to make your calling and election sure; for if ye do these things ye shall never fall.
1 John 3:18
My little children, let us not love in word, or in tongue only, but in deed and in truth.
1 John 4:17
Herein is love perfected with us, that we may have boldness in the day of judgement; for as He is, we also are in this world.