2 Peter 1:19

And we have the more sure prophetic word, to which ye do well to take heed, as to a lamp shining in a dark place, until the day dawn, and the Morning Star arise in your hearts;

Revelation 2:5

Remember, therefore whence you have fallen, and repent, and do your first works; or else I am coming to you, and will remove your candlestick out of its place, if you do not repent.

Treasury of Scripture Knowledge

Summary

For the commandment is a lamp; and the law is light; and reproofs of instruction are the way of life:

The commandment

Bible References

The commandment

2 Peter 1:19
And we have the more sure prophetic word, to which ye do well to take heed, as to a lamp shining in a dark place, until the day dawn, and the Morning Star arise in your hearts;

Lamp

Revelation 2:5
Remember, therefore whence you have fallen, and repent, and do your first works; or else I am coming to you, and will remove your candlestick out of its place, if you do not repent.