virodhe ca = when a quarrel [between them] came about; mahat yuddham abhavat = there was a great battle; roma-harṣaṇam = the hairs on the bodies [of the viewers] to stand on end; śitikaṇṭhasya = between Lord Śiva; viṣṇoḥ ca = and Lord Viṣṇu; paraspara-jigīṣiṇoḥ = each desiring to conquer the other, that caused.