Luke 2:35

(yea, a sword shall pierce through thy own soul also) that the thoughts of many hearts may be revealed.

John 19:25

Now there stood by the cross of Jesus his mother and his mother's sister, Mary the wife of Cleophas, and Mary Magdalene.

Deuteronomy 8:2

And thou shalt remember all the way by which the LORD thy God led thee these forty years in the wilderness to afflict thee and to prove thee to know what was in thine heart, whether thou would keep his commandments, or not.

Judges 5:15-16

Also princes of Issachar were with Deborah; and Issachar, like Barak, went on foot into the valley. From the divisions of Reuben, great are the thoughts of the heart.

Psalm 42:10

It is as death in my bones when my enemies reproach me; while they say daily unto me, Where is thy God?

Matthew 12:24-35

But when the Pharisees heard it, they said, This fellow does not cast out demons but by Beelzebub the prince of the demons.

Luke 16:14-15

And the Pharisees also, who were covetous, heard all these things, and they derided him.

John 8:42-47

Jesus said unto them, If God were your Father, ye would surely love me, for I proceeded forth and came from God; neither did I come of myself, but he sent me.

John 15:22-24

If I had not come and spoken unto them, they would not have sin; but now they have no excuse for their sin.

Acts 8:21-23

Thou hast neither part nor lot in this matter, for thy heart is not right in the sight of God.

1 Corinthians 11:19

For it is expedient that there also be heresies among you, so that those who are proved may become manifest among you.

1 John 2:19

They went out from us, but they were not of us; for if they had been of us, they would no doubt have continued with us; but this happened that it might be made manifest that they were not all of us.

Treasury of Scripture Knowledge

Summary

(Yea, a sword shall pierce through thy own soul also,) that the thoughts of many hearts may be revealed.

Bible References

A sword

Psalm 42:10
It is as death in my bones when my enemies reproach me; while they say daily unto me, Where is thy God?
John 19:25
Now there stood by the cross of Jesus his mother and his mother's sister, Mary the wife of Cleophas, and Mary Magdalene.

That

Luke 16:14
And the Pharisees also, who were covetous, heard all these things, and they derided him.
Deuteronomy 8:2
And thou shalt remember all the way by which the LORD thy God led thee these forty years in the wilderness to afflict thee and to prove thee to know what was in thine heart, whether thou would keep his commandments, or not.
Judges 5:15
Also princes of Issachar were with Deborah; and Issachar, like Barak, went on foot into the valley. From the divisions of Reuben, great are the thoughts of the heart.
Matthew 12:24
But when the Pharisees heard it, they said, This fellow does not cast out demons but by Beelzebub the prince of the demons.
John 8:42
Jesus said unto them, If God were your Father, ye would surely love me, for I proceeded forth and came from God; neither did I come of myself, but he sent me.
John 15:22
If I had not come and spoken unto them, they would not have sin; but now they have no excuse for their sin.
Acts 8:21
Thou hast neither part nor lot in this matter, for thy heart is not right in the sight of God.
1 Corinthians 11:19
For it is expedient that there also be heresies among you, so that those who are proved may become manifest among you.
1 John 2:19
They went out from us, but they were not of us; for if they had been of us, they would no doubt have continued with us; but this happened that it might be made manifest that they were not all of us.