The Kitáb-i-Aqdas - The Most Holy Book
Index term: Smoking
n32.
Abstain from food and drink from sunrise to sundown
This relates to the period of fasting. In one of His Tablets, 'Abdu'l-Bahá, after stating that fasting consists of abstinence from food and drink, further indicates that smoking is a form of "drink". In Arabic the verb "drink" applies equally to smoking.