Ecclesiastes 1:11

1:11 No one remembers the former events,

nor will anyone remember the events that are yet to happen;

they will not be remembered by the future generations.

Ecclesiastes 3:22

3:22 So I perceived there is nothing better than for people to enjoy their work,

because that is their reward;

for who can show them what the future holds?

Ecclesiastes 10:14

10:14 yet a fool keeps on babbling.

No one knows what will happen;

who can tell him what will happen in the future?