Deuteronomy 25:17

Remember what Amalek did to you by the way, when you came forth out of Egypt,

Exodus 17:8-16

Then Amalek came and fought with Israel in Rephidim.

Numbers 24:20

And when he looked on Amalek, he took up his parable and said, Amalek was the first of the nations. But his latter end is to destruction.

Numbers 25:17-18

Trouble the Midianites and strike them.

Treasury of Scripture Knowledge

Summary

Remember what Amalek did unto thee by the way, when ye were come forth out of Egypt;

Bible References

General references

Exodus 17:8
Then Amalek came and fought with Israel in Rephidim.
Numbers 24:20
And when he looked on Amalek, he took up his parable and said, Amalek was the first of the nations. But his latter end is to destruction.
Numbers 25:17
Trouble the Midianites and strike them.