BCO 62.7

62.7. 62-7

62-7. On days of thanksgiving, he should give information respecting the authority and providences which call for the observance; and he should spend more than the usual time in giving thanks, agreeably to the occasion, and in singing psalms or hymns of praise. On these days, the people should rejoice with holy gladness of heart; but their joy should be tempered with reverence, that they indulge in no excess or unbecoming levity.

For discussion

1. Put this answer in your own words, then say what it rules out — what belief is it written against?