Rage Against The Machine’s “Testify” lyrics notably make reference to George Orwell’s novel 1984 through use of “The Party” slogan “Who controls the past (now), controls the future. Who controls the present (now), controls the past.” It’s hard to miss when you isolated the vocals from Zack de la Rocha.
https://youtu.be/EBtdpXcxGWI
Here’s the full version.