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sacrament day1687
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sacrament Sabbath1816
1816 in Sc. National Dict. (1971) VIII. 3/2 'Twas sacrament Sabbath and much had been laid in.
1957 E. E. EvansIrish Folk Ways xviii. 253 The ‘sacrament Sabbaths’ of Presbyterian Ulster were great gatherings having something of the nature of fairs.