Isaiah 30:7; Isaiah 49:4; Isaiah 57:13

Isaiah 30:7

7 For the Egyptians shall help in vain, and to no purpose: therefore have I cried concerning this, Their strength is to sit still.

Isaiah 49:4

4 Then I said, I have laboured in vain, I have spent my strength for nought, and in vain: yet surely my judgment is with the LORD, and my work with my God.

Isaiah 57:13

13 When thou criest, let thy companies deliver thee; but the wind shall carry them all away; vanity shall take them: but he that putteth his trust in me shall possess the land, and shall inherit my holy mountain;