1
מִמָּחֳרַת הַחֹדֶשׁ. מִמָּחֳרַת חִדּוּשׁ הַלְּבָנָה: The day after the New Moon. The day following the renewal28חֹדֶשׁ here means ‘renewal’ i.e., Rosh Chodesh and not ‘month.’ of the moon.
2
הַשֵּׁנִי. בְּיוֹם שֵׁנִי לַחֹדֶשׁ: The second [day]. The second day of the month.