maṅgala-ācaraṇam - invoking auspiciousness; kṛṣṇa-caitanya - of Lord Kṛṣṇa Caitanya Mahāprabhu; tattva-lakṣaṇam - symptoms of the truth; prayojanam - necessity; ca - also; avatāre - in the matter of His incarnation; śloka - verses; ṣaṭkaiḥ - by six; nirūpitam - ascertained.

Thus the auspicious invocation, the essential nature of the truth of Lord Caitanya, and the need for His appearance have been set forth in six verses.