3. letters 6-8.
Letter 6 deals with 2 levels in rachamim (compassion).
Letter 7 deals with the idea that each Yid has a ”Chelek” (portion in Yiddishkeit that is devided into 613 (limbs).
Letter 8 deals with the idea that the creative power of (that is) Ein Sof is in the (lowest Level) the earth. Tzedaka is correlated with this idea.