4 Sahibzade Khalsa Warrior Princes

Birth
January 26,1687 A.D., fourth day of the waxing moon in the month of Magh, SV year.
The eldest son of Guru Gobind Rai was born to the guru's second wife Sundari at Paonta, and at birth named Ajit, meaning "Invincible."

Initiation
Ajit was given the name Singh when he was initiated at age 12, and drank of immortal nectar along with his family on the first Vaisakhi Day, April 13, 1699, at Anandpur Sahib, where his father took the name Tenth Guru Gobind Singh

Martyrdom
Ajit Singh was martyred at age 18, on December 7, 1705 A.D. at Chamkaur, when he volunteered to leave the besieged fortress with five Singhs and face the enemy on the battlefield.

Birth

Sunday March 14, 1691 A.D., seventh of the month of Chet, SV year 1747

The second eldest son of Guru Gobind Rai was born to his first wife Jito at Anandpur, and at birth named Jujhar, meaning "Warrior."

Initiation

Jujhar was initiated at eight years of age along with his family and given the name Singh at Anandpur Sahib on Vaisakhi, April 13, 1699. when his father Guru Gobind Singh created the Khalsa order of warrior saints.

Martyrdom

Jujhar Singh was martyred at age 14, on December 7, 1705 A.D. at Chamkaur where he earned the reputation of being likened to a crocodile for his fierceness in battle, when he volunteered to leave the besieged fortress with five of the last Singhs standing, and all achieved immortality on the battlefield.

Birth

Wednesday, November 17, 1696 A.D., first day of the waning moon in the month Maghar, SV year 1753

The third son of Guru Gobind Singh was born to his first wife Jito at Anandpur, and at birth named Zorawar, meaning "Brave"

Initiation

Zorawar was given the name Singh at the age of five and was initiated along with his family members Anandpur Sahib in the first Amritsanchar ceremony held on Vaisakhi Day, April 13, 1699.

Martyrdom

Sirhind Fatehghar - December 12, 1705 A.D., 13th day of the month of Poh, SV year 1762

Zarowar Singh and his younger brother Fateh Singh were captured with their grandmother Gujri, the mother of Guru Gobind Singh. The sahibzade were imprisoned with their grandmother and put to death by cruel Mughal rulers who attempted to suffocate them ​inside a brick enclosure.

Birth

Wednesday, February 25, 1699 A.D., 11th day of the month Phagan, SV year 1755

The youngest son of Guru Gobind Rai was born to the guru's first wife Jito at Anandpur, and at birth named Fateh, meaning "Victory."

Initiation

Fateh was given the name Singh when initiated at the age of three along with his family members on Vaisakhi Day April 13, at Anandpur Sahib 1699, where he partook of baptism by the sword, created by his father, and his mother took the name Ajit Kaur, and brought sugar to sweeten the immortal Amrit nectar.

Martyrdom

Sirhind Fatehghar - December 12, 1705 A.D., 13th day of the month of Poh, SV year 1762

Fateh Singh, and his brother survived being bricked up alive, but then the order was given for them to be beheaded. Their grandmother Mata Gujri died of shock in the prison tower.

Birth order, Western Gregorian Calendar dates, and names according to Encyclopaedia of Sikhism by Harbans Singh.