Angry at the dishonour of having his plunder and glory taken away (and, as he says later, because he loves Briseis), with the urging of his mother Thetis, Achilles refuses to fight or lead his troops alongside the other Greek forces.
ˈæŋɡɹi æt ðə dɪsˈɑːnɚɹ ʌv hˌævɪŋ hɪz plˈʌndɚ ænd ɡlˈoːɹi tˈeɪkən ɐwˈeɪ ænd, æz hiː sˈɛz lˈeɪɾɚ, bɪkˈʌz hiː lˈʌvz bɹˈaɪsaɪz, wɪððɪ ˈɜːdʒɪŋ ʌv hɪz mˈʌðɚ θˈɛɾiz, ɐkˈɪliːz ɹᵻfjˈuːzᵻz tə fˈaɪt ɔːɹ lˈiːd hɪz tɹˈuːps ɐlˈɔŋsaɪd ðɪ ˈʌðɚ ɡɹˈiːk fˈoːɹsᵻz.