The Festivals of the Twin Birthdays or the Twin Holy Birthdays refers to two successive holy days in the

Baháʼí calendar The Baháʼí calendar used in the Baháʼí Faith is a solar calendar consisting of nineteen months and four or five intercalary days, with new year at the moment of Northern spring equinox. Each month is named after a virtue (''e.g.'', Perfect ...

that celebrate the births of two central figures of the

Baháʼí Faith The Baháʼí Faith is a religion founded in the 19th century that teaches the Baháʼí Faith and the unity of religion, essential worth of all religions and Baháʼí Faith and the unity of humanity, the unity of all people. Established by ...

. The two holy days are the birth of the

Báb The Báb (born ʻAlí-Muḥammad; ; ; 20 October 1819 – 9 July 1850) was an Iran Iran, officially the Islamic Republic of Iran (IRI) and also known as Persia, is a country in West Asia. It borders Iraq to the west, Turkey, Azerbai ...

on the first day of

Muharram Al-Muharram () is the first month of the Islamic calendar. It is one of the four sacred months of the year when warfare is banned. It precedes the month of Safar. The tenth of Muharram is known as Ashura, an important day of commemoration in ...

in the

Islamic calendar The Hijri calendar (), also known in English as the Islamic calendar, is a lunar calendar consisting of 12 lunar months in a year of 354 or 355 days. It is used to determine the proper days of Islamic holidays and rituals, such as the Ramad ...

(20 October 1819) and the birth of Baháʼu'lláh on the second day of Muharram (two years prior, on 12 November 1817).

Observance

They are observed on the first and the second day following the occurrence of the eighth

new moon In astronomy, the new moon is the first lunar phase, when the Moon and Sun have the same ecliptic longitude. At this phase, the lunar disk is not visible to the naked eye, except when it is silhouetted against the Sun during a solar eclipse. ...

after Naw-Rúz, as determined in advance by astronomical tables using

Tehran Tehran (; , ''Tehrân'') is the capital and largest city of Iran. It is the capital of Tehran province, and the administrative center for Tehran County and its Central District (Tehran County), Central District. With a population of around 9. ...

as the point of reference. This results in the observance of the Twin Birthdays moving, year to year, within the months of Mashíyyat, ʻIlm, and Qudrat of the Baháʼí calendar, or from mid-October to mid-November in the Gregorian calendar.

Ancient traditions

Prior to 2015 and a decision by the

Universal House of Justice The Universal House of Justice is the nine-member supreme ruling body of the Baháʼí Faith. It was envisioned by Baháʼu'lláh, the founder of the Baháʼí Faith, as an institution that could legislate on issues not already addressed in the ...

, these two holy days had been observed on the first and second days of Muharram in the Islamic lunar calendar in the

Middle East The Middle East (term originally coined in English language) is a geopolitical region encompassing the Arabian Peninsula, the Levant, Turkey, Egypt, Iran, and Iraq. The term came into widespread usage by the United Kingdom and western Eur ...

, while other countries observed them according to the

Gregorian calendar The Gregorian calendar is the calendar used in most parts of the world. It went into effect in October 1582 following the papal bull issued by Pope Gregory XIII, which introduced it as a modification of, and replacement for, the Julian cale ...

on 20 October (for the birth of the Báb) and 12 November (for the birth of Baháʼu'lláh).

Special celebrations

On the occasion of the 200th anniversaries of the births of the Báb and Baháʼu'lláh in 2017 and 2019, special celebrations were organized worldwide. In October 2017 the Universal House of Justice sent a letter to "all who celebrate the Glory of God", on the meaning of Baháʼu'lláh's life and current Baháʼí activities, inspired by the 200th anniversary of his birth.

Dates

Days in the Baha'i calendar begin at sunset. In the following table, the Baha'i date should be understood as starting at sunset on the day before the first Gregorian date listed for each year.

Significance

The notion of "twin Manifestations of God" is a concept fundamental to Baháʼí belief, describing the relationship between the Báb and Baháʼu'lláh. Both are considered Manifestations of God in their own right, having each founded separate religions (

Bábism Bábism () is a Messianism, messianic movement founded in 1844 by Báb, the Báb ( 'Ali Muhammad). The Báb, an Iranian merchant-turned-prophet, professed that there is one incorporeal, unknown, and incomprehensible GodEdward Granville Browne ...

and the Baháʼí Faith) and revealed their own holy scriptures. To Baháʼís, however, the missions of the Báb and Baháʼu'lláh are inextricably linked: The Báb's mission was to prepare the way for the coming of Him whom God shall make manifest, who eventually appeared in the person of Baháʼu'lláh. For this reason, both the Báb and Baháʼu'lláh are revered as central figures of the Baháʼí Faith. A parallel is made between Baháʼu'lláh and the Báb as between

Jesus Jesus (AD 30 or 33), also referred to as Jesus Christ, Jesus of Nazareth, and many Names and titles of Jesus in the New Testament, other names and titles, was a 1st-century Jewish preacher and religious leader. He is the Jesus in Chris ...

and

John the Baptist John the Baptist ( – ) was a Jewish preacher active in the area of the Jordan River in the early first century AD. He is also known as Saint John the Forerunner in Eastern Orthodoxy and Oriental Orthodoxy, John the Immerser in some Baptist ...

. In the ''

Kitáb-i-Aqdas The ''Kitáb-i-Aqdas'' () is the central religious text of the Baháʼí Faith, written by Baháʼu'lláh, the founder of the religion, in 1873. Though it is the main source of Baháʼí laws and practices, much of the content deals with other ...

'', Baháʼu'lláh wrote that his birthday and that of the Báb "are accounted as one in the sight of God".

References

External links

Universal House of Justice: Regarding the implementation of the Badiʻ calendar
*

Baháʼí World Centre The Baháʼí World Centre is the name given to the spiritual and administrative centre of the Baháʼí Faith, representing sites in or near the cities of Acre and Haifa, Israel. Much of the international governance and coordination of the ...

(2017).
Days of Remembrance – Selections from the Writings of Baháʼu'lláh for Baháʼí Holy Days
''
Official website of the Bicentenary of the Birth of Baháʼu'lláh
(2017)
Official website of the Bicentenary of the Birth of the Báb
(2019) {{Baháʼí-2 Bahá'í holy days October observances November observances