They also believed that music was delegated to the same mathematical laws of harmony as the mechanics of the cosmos, evolving into an idea known as the music of the spheres.
ðeɪ ˈɔːlsoʊ bᵻlˈiːvd ðæt mjˈuːzɪk wʌz dˈɛlɪɡˌeɪɾᵻd tə ðə sˈeɪm mˌæθɪmˈæɾɪkəl lˈɔːz ʌv hˈɑːɹməni æz ðə mᵻkˈænɪks ʌvðə kˈɑːzmoʊs, ɪvˈɑːlvɪŋ ˌɪntʊ ɐn aɪdˈiə nˈoʊn æz ðə mjˈuːzɪk ʌvðə sfˈɪɹz.