《宋史·本纪·卷三十二》
二十二日，恢复誓买僧道度碟。
乙丑，复鬻僧道度牒。
On the 22nd day, the oath that monks and priests should buy ordination certificates was restored.
<s>[INST] Kindly elucidate the central themes in this passage in English: 乙丑，复鬻僧道度牒。 [/INST] On the 22nd day, the oath that monks and priests should buy ordination certificates was restored.</s>
Kindly elucidate the central themes in this passage in English: 乙丑，复鬻僧道度牒。
user
On the 22nd day, the oath that monks and priests should buy ordination certificates was restored.
assistant