Exodus 17:11

And it came to pass when Moses raised his hand, that Israel prevailed; and when he let down his hand, Amalek prevailed.

1 Timothy 2:8

I will therefore that the men pray in every place, lifting up pious hands, without wrath or reasoning.

James 5:16

Confess therefore your offences to one another, and pray for one another, that ye may be healed. The fervent supplication of the righteous man has much power.

Psalm 56:9

Then shall mine enemies return backward in the day when I call: this I know, for God is for me.

Luke 18:1

And he spoke also a parable to them to the purport that they should always pray and not faint,

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
Then shall mine enemies return backward in the day when I call: this I know, for God is for me.
Luke 18:1
And he spoke also a parable to them to the purport that they should always pray and not faint,
1 Timothy 2:8
I will therefore that the men pray in every place, lifting up pious hands, without wrath or reasoning.
James 5:16
Confess therefore your offences to one another, and pray for one another, that ye may be healed. The fervent supplication of the righteous man has much power.