Job 28:21

For it is kept secret from the eyes of all living, unseen by the birds of the air.

Psalm 49:3-4

From my mouth will come words of wisdom; and in the thoughts of my heart will be knowledge.

Matthew 11:25

At that time Jesus made answer and said, I give praise to you, O Father, Lord of heaven and earth, because you have kept these things secret from the wise and the men of learning, and have made them clear to little children.

Matthew 13:17

For truly, I say to you that prophets and upright men had a desire to see the things which you see, and saw them not; and to have knowledge of the words which have come to your ears, and they had it not.

Matthew 13:35

That it might come true which was said by the prophet, Opening my mouth, I will give out stories; I will give knowledge of things kept secret from before all time.

1 Corinthians 2:7-10

But we give the news of the secret wisdom of God, which he had kept in store before the world came into existence, for our glory;

Colossians 2:3

In whom are all the secret stores of wisdom and knowledge.

Treasury of Scripture Knowledge

Summary

Seeing it is hid from the eyes of all living, and kept close from the fowls of the air.

From the fowls

Bible References

Hid

Psalm 49:3
From my mouth will come words of wisdom; and in the thoughts of my heart will be knowledge.
Matthew 11:25
At that time Jesus made answer and said, I give praise to you, O Father, Lord of heaven and earth, because you have kept these things secret from the wise and the men of learning, and have made them clear to little children.
Matthew 13:17
For truly, I say to you that prophets and upright men had a desire to see the things which you see, and saw them not; and to have knowledge of the words which have come to your ears, and they had it not.
1 Corinthians 2:7
But we give the news of the secret wisdom of God, which he had kept in store before the world came into existence, for our glory;
Colossians 2:3
In whom are all the secret stores of wisdom and knowledge.

From the fowls

Job 28:7
No bird has knowledge of it, and the hawk's eye has never seen it.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain