Malachi 3:14

You have said, It is vain to serve God; and, What profit is it that we have kept His charge, and that we have walked as mourners before Jehovah of Hosts?

Isaiah 58:3

They say, Why have we fasted, and You do not see? Why have we afflicted our soul, and You take no knowledge? Behold, in the day of your fast you find pleasure, and crush all your laborers.

Zephaniah 1:12

And it shall be in that time I will search Jerusalem with lamps, and punish the men who are settled on their lees; who say in their heart, Jehovah will not do good, nor will He do evil.

Job 21:14-15

And they say to God, Depart from us; for we do not desire the knowledge of Your ways;

Job 22:17

who said to God, Depart from us; and, What can the Almighty do to them?

Job 34:9

For he has said, It profits a man nothing when he is accepted with God.

Job 35:3

For you say, What will it benefit you? And, What good shall I have more than if I had sinned?

Psalm 73:8-13

They scoff and speak in malice of cruelty; from on high they speak.

Joel 2:12

Yet even now, says Jehovah, turn to Me with all your heart, and with fasting, and with weeping, and with mourning.

Zechariah 7:3-6

to speak to the priests who belong to the house of Jehovah of Hosts, and to the prophets, saying, Should I weep in the fifth month, consecrating myself, as I have done these many years?

James 4:9

Be afflicted, and mourn and weep. Let your laughter be turned to mourning and your joy to heaviness.

Treasury of Scripture Knowledge

Summary

Ye have said, It is vain to serve God: and what profit is it that we have kept his ordinance, and that we have walked mournfully before the LORD of hosts?

Bible References

It is

Job 21:14
And they say to God, Depart from us; for we do not desire the knowledge of Your ways;
Job 22:17
who said to God, Depart from us; and, What can the Almighty do to them?
Job 34:9
For he has said, It profits a man nothing when he is accepted with God.
Job 35:3
For you say, What will it benefit you? And, What good shall I have more than if I had sinned?
Psalm 73:8
They scoff and speak in malice of cruelty; from on high they speak.
Isaiah 58:3
They say, Why have we fasted, and You do not see? Why have we afflicted our soul, and You take no knowledge? Behold, in the day of your fast you find pleasure, and crush all your laborers.
Zephaniah 1:12
And it shall be in that time I will search Jerusalem with lamps, and punish the men who are settled on their lees; who say in their heart, Jehovah will not do good, nor will He do evil.

And that

Isaiah 58:3
They say, Why have we fasted, and You do not see? Why have we afflicted our soul, and You take no knowledge? Behold, in the day of your fast you find pleasure, and crush all your laborers.
Joel 2:12
Yet even now, says Jehovah, turn to Me with all your heart, and with fasting, and with weeping, and with mourning.
Zechariah 7:3
to speak to the priests who belong to the house of Jehovah of Hosts, and to the prophets, saying, Should I weep in the fifth month, consecrating myself, as I have done these many years?
James 4:9
Be afflicted, and mourn and weep. Let your laughter be turned to mourning and your joy to heaviness.