What instruction shows that sanctification is a progressive work?

Answer

"But grow in grace, and in the knowledge of our Lord and Saviour Jesus Christ!' 2 Peter 3: 18. See chap. 1:
5-7.

What do the heavens declare?
What is the only unpardonable sin?
And how may we know that we love the brethren?
Will the Sabbath be observed as a day of worship in the new earth?
How does Paul again express this same truth?
What has this firm trust in Jesus led many to do?
What does Christ give His followers?

Questions & Answers are from the book Bible Readings for the Home Circle