Luke 4:25

And in truth I say unto you, There were many widows in Israel in the days of Elijah. When the heaven was shut up three years and six months, how the famine was great over all the land;

Revelation 11:6

They have power to shut up the heaven, that the rain may not fall during the days of their prophecy: and they have power over the waters to turn them into blood, and to smite the earth with every plague, so often as they may wish.

Treasury of Scripture Knowledge

Summary

When the heaven is shut up, and there is no rain, because they have sinned against thee; yet if they pray toward this place, and confess thy name, and turn from their sin, when thou dost afflict them;

The heaven

There is no rain

Bible References

The heaven

Luke 4:25
And in truth I say unto you, There were many widows in Israel in the days of Elijah. When the heaven was shut up three years and six months, how the famine was great over all the land;

There is no rain

Revelation 11:6
They have power to shut up the heaven, that the rain may not fall during the days of their prophecy: and they have power over the waters to turn them into blood, and to smite the earth with every plague, so often as they may wish.