Ecclesiastes 1:8 in the King James Version
All things are full of labour; man cannot utter it: the eye is not satisfied with seeing, nor the ear filled with hearing.
Context
7 All the rivers run into the sea, yet the sea is not full. To the place where the rivers flow, there they flow again.
8 All things are full of weariness beyond uttering. The eye is not satisfied with seeing, nor the ear filled with hearing.
9 That which has been is that which shall be, and that which has been done is that which shall be done; and there is no new thing under the sun.