יָדַעyada'

Ecclesiastes 1:17

And I applied my heart to know wisdom and to know madness and folly. I perceived that this also is but a striving after wind.

Ecclesiastes 2:14

The wise person has his eyes in his head, but the fool walks in darkness. And yet I perceived that the same event happens to all of them.

Ecclesiastes 2:19

and who knows whether he will be wise or a fool? Yet he will be master of all for which I toiled and used my wisdom under the sun. This also is vanity.

Ecclesiastes 3:12

I perceived that there is nothing better for them than to be joyful and to do good as long as they live;

Ecclesiastes 3:14

I perceived that whatever God does endures forever; nothing can be added to it, nor anything taken from it. God has done it, so that people fear before him.

Ecclesiastes 3:21

Who knows whether the spirit of man goes upward and the spirit of the beast goes down into the earth?

Ecclesiastes 4:13

Better was a poor and wise youth than an old and foolish king who no longer knew how to take advice.

Ecclesiastes 5:1

Guard your steps when you go to the house of God. To draw near to listen is better than to offer the sacrifice of fools, for they do not know that they are doing evil.

Ecclesiastes 6:5

Moreover, it has not seen the sun or known anything, yet it finds rest rather than he.

Ecclesiastes 6:8

For what advantage has the wise man over the fool? And what does the poor man have who knows how to conduct himself before the living?

Ecclesiastes 6:10

Whatever has come to be has already been named, and it is known what man is, and that he is not able to dispute with one stronger than he.

Ecclesiastes 6:12

For who knows what is good for man while he lives the few days of his vain life, which he passes like a shadow? For who can tell man what will be after him under the sun?

Ecclesiastes 7:22

Your heart knows that many times you yourself have cursed others.

Ecclesiastes 7:25

I turned my heart to know and to search out and to seek wisdom and the scheme of things, and to know the wickedness of folly and the foolishness that is madness.

Ecclesiastes 8:1

Who is like the wise? And who knows the interpretation of a thing? A man’s wisdom makes his face shine, and the hardness of his face is changed.

Ecclesiastes 8:5

Whoever keeps a command will know no evil thing, and the wise heart will know the proper time and the just way.

Ecclesiastes 8:7

For he does not know what is to be, for who can tell him how it will be?

Ecclesiastes 8:12

Though a sinner does evil a hundred times and prolongs his life, yet I know that it will be well with those who fear God, because they fear before him.

Ecclesiastes 8:16

When I applied my heart to know wisdom, and to see the business that is done on earth, how neither day nor night do one’s eyes see sleep,

Ecclesiastes 8:17

then I saw all the work of God, that man cannot find out the work that is done under the sun. However much man may toil in seeking, he will not find it out. Even though a wise man claims to know, he cannot find it out.

Ecclesiastes 9:1

But all this I laid to heart, examining it all, how the righteous and the wise and their deeds are in the hand of God. Whether it is love or hate, man does not know; both are before him.

Ecclesiastes 9:5

For the living know that they will die, but the dead know nothing, and they have no more reward, for the memory of them is forgotten.

Ecclesiastes 9:11

Again I saw that under the sun the race is not to the swift, nor the battle to the strong, nor bread to the wise, nor riches to the intelligent, nor favor to those with knowledge, but time and chance happen to them all.

Ecclesiastes 9:12

For man does not know his time. Like fish that are taken in an evil net, and like birds that are caught in a snare, so the children of man are snared at an evil time, when it suddenly falls upon them.

Ecclesiastes 10:14

A fool multiplies words, though no man knows what is to be, and who can tell him what will be after him?

Ecclesiastes 10:15

The toil of a fool wearies him, for he does not know the way to the city.

Ecclesiastes 11:2

Give a portion to seven, or even to eight, for you know not what disaster may happen on earth.

Ecclesiastes 11:5

As you do not know the way the spirit comes to the bones in the womb of a woman with child, so you do not know the work of God who makes everything.

Ecclesiastes 11:6

In the morning sow your seed, and at evening withhold not your hand, for you do not know which will prosper, this or that, or whether both alike will be good.

Ecclesiastes 11:9

Rejoice, O young man, in your youth, and let your heart cheer you in the days of your youth. Walk in the ways of your heart and the sight of your eyes. But know that for all these things God will bring you into judgment.