Ecclesiastes 6:12

For who knows what [is] good for a man in his life during the few days of his fleeting life, which are fleeting as a shadow? For who can tell anyone what will happen {in the future} under the sun?

Job 14:2

Like a flower he comes up, and he withers away; and he flees like a shadow, but he does not last.

Ecclesiastes 3:22

So I concluded that there is nothing better for a person than to enjoy [the fruit of] his labor, for this is his lot in life. {For no one knows what will happen in the future.}

Ecclesiastes 8:13

But it will not go well with the wicked, and they will not prolong [their] days, like the shadow; because there is no fearing {God's presence}.

James 4:14

you who do not know {what will happen tomorrow}, {what your life will be like}. For you are a smoky vapor that appears for a short time and then disappears.

1 Chronicles 29:15

For we [are] strangers before you and sojourners like all our ancestors. Our days [are] like the shadow upon earth, and there is no hope [of abiding].

Job 8:9

for we [are of] yesterday, and we do not know, for our days on earth [are] a shadow.

Job 14:21

His children may [come to] honor, but he does not know [it]; or they may become lowly, but he does not realize it.

Psalm 4:6

Many are saying, "Who will show us [something] good?" Lift up over us the light of your face, O Yahweh.

Psalm 16:5

Yahweh [is] the portion [which is] my share and my cup. You hold my lot.

Psalm 17:15

[By contrast,] I in righteousness shall see your face. Upon awakening I will be satisfied [seeing] your form.

Psalm 39:5-6

Look, you have made my days [mere] handbreadths, and my lifespan as nothing next to you. Surely every person standing firm [is] complete vanity. Selah

Psalm 47:4

He chooses for us our inheritance, the pride of Jacob whom he loves.

Psalm 89:47

Remember what my lifespan [is]. [Remember] for what vanity you have created all [the] children of humankind.

Psalm 90:10-12

As for the days of our years, within them [are] seventy years or if by strength eighty years, and their pride [is] trouble and disaster, for it passes quickly and we fly [away].

Psalm 102:11

My days [are] like a lengthened shadow, and I wither like grass.

Psalm 109:23

Like a lengthening shadow I am passing away; I am shaken off like a locust.

Psalm 144:4

Humankind is like a breath, his days like a passing shadow.

Ecclesiastes 2:3

I also {explored} {the effects of indulging my flesh} with wine. My mind guiding me with wisdom, {I investigated} folly so that I might discover what [is] good under heaven for {humans} to do {during the days of their lives}.

Ecclesiastes 8:7

Surely no one knows what will be, so who can tell anyone what will happen?

Ecclesiastes 9:6

What they loved and hated, as well as what they desired, has already perished. They no longer have any share in what is done under the sun.

Ecclesiastes 12:13

Now that all has been heard, here is the final conclusion: Fear God and obey his commandments, for this [is] the whole [duty] of man.

Lamentations 3:24-27

"Yahweh is my portion," says my soul, "Thus I will hope on him."

Micah 6:8

He has told you, O mortal, what [is] good, and what does Yahweh ask from you but to do justice, and to love kindness, and to walk humbly with your God?

Treasury of Scripture Knowledge

Summary

For who knoweth what is good for man in this life, all the days of his vain life which he spendeth as a shadow? for who can tell a man what shall be after him under the sun?

General references

Bible References

Who knoweth

Ecclesiastes 2:3
I also {explored} {the effects of indulging my flesh} with wine. My mind guiding me with wisdom, {I investigated} folly so that I might discover what [is] good under heaven for {humans} to do {during the days of their lives}.
Ecclesiastes 12:13
Now that all has been heard, here is the final conclusion: Fear God and obey his commandments, for this [is] the whole [duty] of man.
Psalm 4:6
Many are saying, "Who will show us [something] good?" Lift up over us the light of your face, O Yahweh.
Psalm 16:5
Yahweh [is] the portion [which is] my share and my cup. You hold my lot.
Psalm 17:15
[By contrast,] I in righteousness shall see your face. Upon awakening I will be satisfied [seeing] your form.
Psalm 47:4
He chooses for us our inheritance, the pride of Jacob whom he loves.
Lamentations 3:24
"Yahweh is my portion," says my soul, "Thus I will hope on him."
Micah 6:8
He has told you, O mortal, what [is] good, and what does Yahweh ask from you but to do justice, and to love kindness, and to walk humbly with your God?

The days of his vain life

Ecclesiastes 8:13
But it will not go well with the wicked, and they will not prolong [their] days, like the shadow; because there is no fearing {God's presence}.
Ecclesiastes 9:6
What they loved and hated, as well as what they desired, has already perished. They no longer have any share in what is done under the sun.
1 Chronicles 29:15
For we [are] strangers before you and sojourners like all our ancestors. Our days [are] like the shadow upon earth, and there is no hope [of abiding].
Job 8:9
for we [are of] yesterday, and we do not know, for our days on earth [are] a shadow.
Job 14:2
Like a flower he comes up, and he withers away; and he flees like a shadow, but he does not last.
Psalm 39:5
Look, you have made my days [mere] handbreadths, and my lifespan as nothing next to you. Surely every person standing firm [is] complete vanity. Selah
Psalm 89:47
Remember what my lifespan [is]. [Remember] for what vanity you have created all [the] children of humankind.
Psalm 90:10
As for the days of our years, within them [are] seventy years or if by strength eighty years, and their pride [is] trouble and disaster, for it passes quickly and we fly [away].
Psalm 102:11
My days [are] like a lengthened shadow, and I wither like grass.
Psalm 109:23
Like a lengthening shadow I am passing away; I am shaken off like a locust.
Psalm 144:4
Humankind is like a breath, his days like a passing shadow.
James 4:14
you who do not know {what will happen tomorrow}, {what your life will be like}. For you are a smoky vapor that appears for a short time and then disappears.

For who can

Ecclesiastes 3:22
So I concluded that there is nothing better for a person than to enjoy [the fruit of] his labor, for this is his lot in life. {For no one knows what will happen in the future.}
Ecclesiastes 8:7
Surely no one knows what will be, so who can tell anyone what will happen?
Job 14:21
His children may [come to] honor, but he does not know [it]; or they may become lowly, but he does not realize it.

General references

Ecclesiastes 12:8
"Vanity of vanity!" says the Teacher. "Everything [is] vanity!"