Matthew 11:25

About that time Jesus said [in prayer], "I thank you, O Father, Lord of heaven and earth, that you have hidden these things [i.e., the significance of Jesus' words and works] from those who [thought they] were wise and intelligent and have [instead] revealed them to people who are child-like.

Matthew 16:17

Jesus replied, "Simon, son of Jonah, you are fortunate [indeed], for this [truth] was not revealed to you by human beings but [rather] by my Father who is in heaven.

Luke 21:14-15

Determine in your hearts, therefore, not to plan ahead how you will answer them [when interrogated],

Acts 2:4-12

And they [i.e., the apostles] were all filled with [the power of] the Holy Spirit and began to speak ["the mighty accomplishments of God," See verse 11] in different languages, as the Holy Spirit gave them the ability.

Acts 4:13

Now when these men saw how boldly Peter and John spoke, and perceived that they were uneducated and [even] ignorant men, they were quite surprised; then they recognized that they had been with Jesus.

Acts 6:7

So, the message of God increased [in its influence] and the disciples multiplied in number greatly in Jerusalem, [so that even] a large number of [Jewish] priests became obedient to [the message of] the faith.

Acts 26:9-11

I truly thought within myself [that it was right] to do many things which were opposed to the name of Jesus from Nazareth.

Galatians 1:23

They had only heard it said about me, "This person, who had once persecuted us [Christians], is now preaching the faith he once made havoc of."

Treasury of Scripture Knowledge

Summary

The heart also of the rash shall understand knowledge, and the tongue of the stammerers shall be ready to speak plainly.

General references

Bible References

Heart

Matthew 11:25
About that time Jesus said [in prayer], "I thank you, O Father, Lord of heaven and earth, that you have hidden these things [i.e., the significance of Jesus' words and works] from those who [thought they] were wise and intelligent and have [instead] revealed them to people who are child-like.
Matthew 16:17
Jesus replied, "Simon, son of Jonah, you are fortunate [indeed], for this [truth] was not revealed to you by human beings but [rather] by my Father who is in heaven.
Acts 6:7
So, the message of God increased [in its influence] and the disciples multiplied in number greatly in Jerusalem, [so that even] a large number of [Jewish] priests became obedient to [the message of] the faith.
Acts 26:9
I truly thought within myself [that it was right] to do many things which were opposed to the name of Jesus from Nazareth.
Galatians 1:23
They had only heard it said about me, "This person, who had once persecuted us [Christians], is now preaching the faith he once made havoc of."

General references

Mark 7:35
And [immediately] the man's hearing was restored, his speech impediment was removed and he began speaking clearly.