Leaven

חמץ leaven, understanding ח the promise of the Father מ by the cross ץ, sym. 'teaching'

מצה unleavened bread, from מ the splattering צה, sym. Christ after the tribulation

שאר remnant, flesh, near kinswoman, (imp. leaven), singing שר with a heart of God א, lift up שא with revelation ר ת sym. 'teaching'