2 Peter 1:19

and thus we have gained fresh confirmation of the prophetic word. Pray attend to that word; it shines like a lamp within a darksome spot, till the Day dawns and the daystar rises within your hearts ??20 understanding this, at the outset, that no prophetic scripture allows a man to interpret it by himself;

Revelation 2:5

Now, remember the height from which you have fallen; repent and act as you did at first. If not, I will come to you [very soon] and remove your lamp stand, unless you 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 thus we have gained fresh confirmation of the prophetic word. Pray attend to that word; it shines like a lamp within a darksome spot, till the Day dawns and the daystar rises within your hearts ??20 understanding this, at the outset, that no prophetic scripture allows a man to interpret it by himself;

Lamp

Revelation 2:5
Now, remember the height from which you have fallen; repent and act as you did at first. If not, I will come to you [very soon] and remove your lamp stand, unless you repent.