habían conformado
Past perfect ellos/ellas/ustedes conjugation of conformar.

conformar

Si nos aventuramos en una caracterización general, inferimos de la Epístola de Santiago que sus posturas religiosas se habían conformado a las shammai.
If we might venture on a general characterisation, we would infer from the Epistle of St. James, that his religious views had originally been cast in the mould of Shammai.
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mistletoe