At Exodus 12:43f, Calvin goes on to comment1859 that "the Passover was the sacred bond whereby God would hold the elect people in obligation to Himself. He forbids all strangers from partaking of it; because a promiscuous permission to eat of it, would have been an unworthy profanation….
"None but the initiated [past tense] were admitted [thereafter] to their sacred rites . The French original here reads: ‘ceux qui y estroyent sollennellement introduits, et comme emmatriculez’ – ‘those who had been solemnly introduced to them and as it were matriculated’….
