Matthew 27:45

And from the sixth hour there was darkness on all the land till the ninth hour;

Mark 15:33

And when it was the sixth hour, there was darkness over all the earth till the ninth hour.

Luke 23:44

And it was now about the sixth hour [noon]; and there was a darkness over all the land till the ninth hour [3 P.M.].

Ephesians 1:9

making known to us the mystery of his will, according to his good pleasure which he purposed in himself

Ephesians 1:11

in whom also we have been called, having been predestinated according to the purpose of him who works out all things according to the counsel of his will,

Revelation 6:12

And I saw when he opened the sixth seal, and there was a great earthquake, and the sun became black as sackcloth of hair, and all the moon became as blood,

Treasury of Scripture Knowledge

Summary

For this shall the earth mourn, and the heavens above be black: because I have spoken it, I have purposed it, and will not repent, neither will I turn back from it.

Because

General references

Bible References

The heavens

Matthew 27:45
And from the sixth hour there was darkness on all the land till the ninth hour;
Mark 15:33
And when it was the sixth hour, there was darkness over all the earth till the ninth hour.
Luke 23:44
And it was now about the sixth hour [noon]; and there was a darkness over all the land till the ninth hour [3 P.M.].
Revelation 6:12
And I saw when he opened the sixth seal, and there was a great earthquake, and the sun became black as sackcloth of hair, and all the moon became as blood,

Because

Ephesians 1:9
making known to us the mystery of his will, according to his good pleasure which he purposed in himself

General references

Mark 13:24
But in those days, after that affliction, the sun shall be darkened, and the moon shall not give her light,