sārdha sapta-prahara kare bhaktira sādhane
cāri daṇḍa nidrā, seha nahe kona-dine
sārdha - one and a half hours; sapta-prahara - seven praharas (twenty-one hours); kare - does; bhaktira - of devotional service; sādhane - in execution; cāri daṇḍa - about two hours; nidrā - sleeping; seha - that also; nahe - not; kona-dine - some days.