तत्र मुख्या स्पन्दनरूपता सङ्कोचविकासात्मतया यामलरूपतोदयेन विसर्गकलाविश्रान्तिलाभात् इत्य् अलम्
Transliteration (IAST)
tatra mukhyā spandanarūpatā saṅkocavikāsātmatayā yāmalarūpatodayena visargakalāviśrāntilābhāt ity alam
Therein the primary nature as vibration [obtains], by virtue of being of the nature of contraction and expansion, through the rise of the paired form, from gaining repose in the emissive phase. But enough of this.