Destellos translates to "flashes," "sparkles," or "glimmers." It's a beautifully poetic word that you won't find in everyday conversation.
In this song, ROSALÍA contrasts a harsh, earthly world with a heavenly one. She uses destellos to describe the second, more spiritual realm, painting a picture of light, doves, and saints. This word perfectly captures the magical and ethereal quality of that world, making the lyrics truly shine.
ROSALÍA presents a world split in two in this song. She asks, "Quién pudiera vivir entre los dos" (Who could live between the two), setting up a contrast between the earthly and the divine. She's not choosing one over the other, but wants to experience both, deciding, "Primero amaré el mundo / Y luego amaré a Dios" (First I will love the world / And then I will love God). It's a bold statement that puts the physical world first.
She describes these two realms with some intense imagery. The first world, the one she'll love first, is made of "Sexo, violencia y llantas" (Sex, violence and tires) and "Deportes de sangre" (Blood sports). It's a gritty, modern, and dangerous place. The second world is the complete opposite, filled with "Destellos, palomas y santas" (Flashes of light, doves and saints). The song is a powerful meditation on wanting to exist in both the messy, real world and a more spiritual, graceful place, without having to give either one up.