A letter from the exilarch David ben Zakkai and the Babylonian notables was sent to ben Meïr, imploring him not to cause a schism and showing him the fallacy of his calculations with regard to the calendar. Ben Meïr answered in an arrogant fashion, and was then excommunicated by David ben Zakkai and the academies.
A letter from the exilarch David ben Zakkai and the influential Babylonians was sent to ben Meïr, advising him against creating a split and highlighting the mistake in his calculations regarding the calendar. Ben Meïr responded with confidence, resulting in his exclusion by David ben Zakkai and the academies.