According to Roman poet Ovid, the chase was brought about by Cupid, who hit Apollo with a golden arrow of love and Daphne with a leaden arrow of hatred.
ɐkˈoːɹdɪŋ tə ɹˈoʊmən pˈoʊɪt ˈoʊvɪd, ðə tʃˈeɪs wʌz bɹˈɔːt ɐbˌaʊt baɪ kjˈuːpɪd, hˌuː hˈɪt ɐpˈɑːloʊ wɪð ɐ ɡˈoʊldən ˈæɹoʊ ʌv lˈʌv ænd dˈæfni wɪð ɐ lˈɛdən ˈæɹoʊ ʌv hˈeɪtɹɪd.