Ben Sira 18:7

7 When a man hath done, then he beginneth; and when he leaveth off, then he shall be doubtful.

Ben Sira 18:7 In-Context

5 Who shall number the strength of his majesty? and who shall also tell out his mercies?
6 As for the wondrous works of the Lord, there may nothing be taken from them, neither may any thing be put unto them, neither can the ground of them be found out.
7 When a man hath done, then he beginneth; and when he leaveth off, then he shall be doubtful.
8 What is man, and whereto serveth he? what is his good, and what is his evil?
9 The number of a man's days at the most are an hundred years.
The King James Version is in the public domain.