trayovimśe — prema-bhakti-rasera kathana
caturvimśe — 'ātmārāmāḥ'-ślokārtha varṇana
trayaḥ-vimśe - in the Twenty-third Chapter; prema-bhakti - of ecstatic love of Godhead; rasera - of the mellow; kathana - narration; catuḥ-vimśe - in the Twenty-fourth Chapter; ātmārāmāḥ - known as ātmārāma; śloka-artha - the meaning of the verse; varṇana - description.