Exodus 17:11

Now while Moses' hand was lifted up, Israel was the stronger: but when he let his hand go down, Amalek became the stronger.

1 Timothy 2:8

It is my desire, then, that in every place men may give themselves to prayer, lifting up holy hands, without wrath or argument.

James 5:16

So then, make a statement of your sins to one another, and say prayers for one another so that you may be made well. The prayer of a good man is full of power in its working.

Psalm 56:9

When I send up my cry to you, my haters will be turned back; I am certain of this, for God is with me.

Luke 18:1

And he made a story for them, the point of which was that men were to go on making prayer and not get tired;

Treasury of Scripture Knowledge

Summary

And it came to pass, when Moses held up his hand, that Israel prevailed: and when he let down his hand, Amalek prevailed.

Bible References

General references

Psalm 56:9
When I send up my cry to you, my haters will be turned back; I am certain of this, for God is with me.
Luke 18:1
And he made a story for them, the point of which was that men were to go on making prayer and not get tired;
1 Timothy 2:8
It is my desire, then, that in every place men may give themselves to prayer, lifting up holy hands, without wrath or argument.
James 5:16
So then, make a statement of your sins to one another, and say prayers for one another so that you may be made well. The prayer of a good man is full of power in its working.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain