Whensoever Moses is read (hnika an anaginwskhtai Mwush). Indefinite temporal clause with hnika an and the present passive subjunctive. A veil lieth upon their heart (epi thn kardian autwn keitai). Vivid and distressing picture, a fact that caused Paul agony of heart ( Romans 9:1-5 ). With wilful blindness the rabbis set aside the word of God by their tradition in the time of Jesus ( Mark 7:8 ).