Ecclesiastes 4:7

Moreover, I turned me, and behold yet another vanity under the Sun.

Ecclesiastes 4:1

So I turned me, and considered all the violent wrong that is done under the Sun, and beheld the tears of such as were oppressed; and there was no man to comfort them or that would deliver and defend them from the violence of their oppressors.

Psalm 78:33

Therefore their days were consumed in vanity, and suddenly their years were gone.

Zechariah 1:6

But did not my words and statutes, which I commanded by my servants the Prophets, touch your forefathers? Upon this, they gave answer and said, 'Like as the LORD of Hosts devised to do unto us, according to our ways and imaginations, even so hath he dealt with us.''"

Treasury of Scripture Knowledge

Summary

Then I returned, and I saw vanity under the sun.

Bible References

General references

Ecclesiastes 4:1
So I turned me, and considered all the violent wrong that is done under the Sun, and beheld the tears of such as were oppressed; and there was no man to comfort them or that would deliver and defend them from the violence of their oppressors.
Psalm 78:33
Therefore their days were consumed in vanity, and suddenly their years were gone.
Zechariah 1:6
But did not my words and statutes, which I commanded by my servants the Prophets, touch your forefathers? Upon this, they gave answer and said, 'Like as the LORD of Hosts devised to do unto us, according to our ways and imaginations, even so hath he dealt with us.''"