New Revised Standard Version
So I saw that there is nothing better than that all should enjoy their work, for that is their lot; who can bring them to see what will be after them?

Contemporary English Version
We were meant to enjoy our work, and that's the best thing we can do. We can never know the future.

New American Bible
And I saw that there is nothing better for mortals than to rejoice in their work; for this is their lot. Who will let them see what is to come after them?

Douay-Rheims Bible
And I have found that nothing is better than for a man to rejoice in his work, and that this is his portion. For who shall bring him to know the things that shall be after him?

And I have found that nothing is better than for a man to rejoice in his work, and that this is his portion. For who shall bring him to know the things that shall be after him?

nothing

Ecclesiastes 3:11,12 He hath made all things good in their time, and hath delivered the world to their consideration, so that man cannot find out the work which God hath made from the beginning to the end. . . .

Ecclesiastes 2:10,11,24 And whatsoever my eyes desired, I refused them not: and I withheld not my heart from enjoying every pleasure, and delighting itself in the things which I had prepared: and esteemed this my portion, to make use of my own labour. . . .

Ecclesiastes 5:18-20 This therefore hath seemed good to me, that a man should eat and drink, and enjoy the fruit of his labour, wherewith he hath laboured under the sun, all the days of his life, which God hath given him: and this is his portion. . . .

Ecclesiastes 8:15 Therefore I commended mirth, because there was no good for a man under the sun, but to eat, and drink, and be merry, and that he should take nothing else with him of his labour in the days of his life, which God hath given him under the sun.

Ecclesiastes 9:7-9 Go then, and eat thy bread with joy, and drink thy wine with gladness: because thy works please God. . . .

Ecclesiastes 11:9 Rejoice therefore, O young man, in thy youth, and let thy heart be in that which is good in the days of thy youth, and walk in the ways of thy heart, and in the sight of thy eyes: and know that for all these God will bring thee into judgment.

Deuteronomy 12:7,18 And you shall eat there in the sight of the Lord your God: and you shall rejoice in all things, whereunto you shall put your hand, you and your houses wherein the Lord your God hath blessed you. . . .

Deuteronomy 26:10,11 And therefore now I offer the firstfruits of the land which the Lord hath given me. And thou shalt leave them in the sight of the Lord thy God, adoring the Lord thy God. . . .

Deuteronomy 28:47 Because thou didst not serve the Lord thy God with joy and gladness of heart, for the abundance of all things:

Revelation 12:11,12 And they overcame him by the blood of the Lamb and by the word of the testimony: and they loved not their lives unto death. . . .

Philippians 4:4,5 Rejoice in the Lord always: again, I say, rejoice. . . .

who

Ecclesiastes 6:12 What needeth a man to seek things that are above him, whereas he knoweth not what is profitable for him in his life, in all the days of his pilgrimage, and the time that passeth like a shadow? Or who can tell him what shall be after him under the sun?

Ecclesiastes 8:7 Because he is ignorant of things past, and things to come he cannot know by any messenger.

Ecclesiastes 9:12 Man knoweth not his own end: but as fishes are taken with the hook, and as birds are caught with the snare, so men are taken in the evil time, when it shall suddenly come upon them.

Ecclesiastes 10:14 A fool multiplieth words. A man cannot tell what hath been before him: and what shall be after him, who can tell him?

Job 14:21 Whether his children come to honour or dishonour, he shall not understand.

Daniel 12:9,10,13 And he said: Go, Daniel, because the words are shut up, and sealed until the appointed time. . . .

Matthew 6:34 Be not therefore solicitous for to morrow; for the morrow will be solicitous for itself. Sufficient for the day is the evil thereof.