2 Peter 1:19

And we have the message of the prophets [confirmed to us] as more certain [than ever]. So, you will do well to pay careful attention to it, as [you would] to a lamp in a dark place, until the day dawns and the morning star rises in your hearts [Note: This probably refers to the beginning of the Gospel age, when people would become enlightened to its message].

Matthew 6:23

But if your eye sees things wrongly, [then] your whole body [i.e., your entire life] will be full of darkness [i.e., will not be lived properly]. If therefore, the light you have is [really] darkness [i.e., if you are not seeing life properly], that darkness will be very great [i.e., you cannot possibly live properly].

Matthew 22:29

But Jesus answered them, "You are mistaken [in your reasoning], not knowing [what] the Scriptures [teach] or [how much] power God has.

Mark 7:7-9

They are worshiping me for nothing because they are teaching principles which are [merely] the requirements of men.'

Luke 10:26

And Jesus said to him, "What is written in the law of Moses? How do you read it?"

Luke 16:29-31

But Abraham said, 'They have [the writings of] Moses and the prophets; let them pay attention to them.'

John 5:39

You search through the Scriptures [i.e., the Old Testament], because you think that you will [learn how to] have never ending life by [reading] them. And these Scriptures are what testify concerning me.

John 5:46-47

For if you believed Moses' [writings], you would [also] believe in me, for he wrote about me. [See Deut. 18:15-19].

Acts 17:11

Now these people [in Berea] had more character than those in Thessalonica because they [not only] received the message with an open mind but [also] examined the [Old Testament] Scriptures every day to see if what they had heard was really true.

Romans 1:22

They claimed to be wise, but became fools,

Galatians 3:8-29

And, predicting that God would consider the Gentiles right with Him by [their] faith, the Scriptures previously recorded [this promise of] the Gospel to Abraham by saying [Gen. 12:3], "All nations will receive a blessing through your descendant [i.e., Jesus]."

Galatians 4:21-22

Tell me, those of you who desire to be under [obligation to the requirements of] the law of Moses: Are you really paying attention to what the law of Moses says?

2 Timothy 3:15-17

And [remember] that, from childhood, you have known the sacred Scriptures which are able to make you wise [enough] to be saved through faith in Christ Jesus.

2 Peter 1:9

But, anyone who lacks these qualities is [spiritually] blind and shortsighted, and has forgotten that he has been cleansed [i.e., forgiven] of his past sins.

Treasury of Scripture Knowledge

Summary

To the law and to the testimony: if they speak not according to this word, it is because there is no light in them.

Light

General references

Bible References

It is

Matthew 6:23
But if your eye sees things wrongly, [then] your whole body [i.e., your entire life] will be full of darkness [i.e., will not be lived properly]. If therefore, the light you have is [really] darkness [i.e., if you are not seeing life properly], that darkness will be very great [i.e., you cannot possibly live properly].
Matthew 22:29
But Jesus answered them, "You are mistaken [in your reasoning], not knowing [what] the Scriptures [teach] or [how much] power God has.
Mark 7:7
They are worshiping me for nothing because they are teaching principles which are [merely] the requirements of men.'
Romans 1:22
They claimed to be wise, but became fools,
2 Peter 1:9
But, anyone who lacks these qualities is [spiritually] blind and shortsighted, and has forgotten that he has been cleansed [i.e., forgiven] of his past sins.

Light

2 Peter 1:19
And we have the message of the prophets [confirmed to us] as more certain [than ever]. So, you will do well to pay careful attention to it, as [you would] to a lamp in a dark place, until the day dawns and the morning star rises in your hearts [Note: This probably refers to the beginning of the Gospel age, when people would become enlightened to its message].

General references

Matthew 14:4
For John had said to him, "It is not lawful for you to be married to her."
Luke 10:26
And Jesus said to him, "What is written in the law of Moses? How do you read it?"