The First Imam
Ali al-Murtada (Alaihis-Salam wa Karramullahu Wajahu)
Father: Abu Talib bin Abdul Muttalib bin Hashim.
Mother: Fatimah bint Asad bin Hashim bin Abd Munaf.
Kunniyat (Patronym): Abu'l Hasan and Husayn, Abu Turab
Laqab (Title): Al-Wasi, Amir al-Mu'minin
Birth: He was born in Makka.
Martyrdom: He was martyred by the accursed Khwariji named ibn Muljam at Kufa during the month of Ramadan in the 40th year of Hijrah and is buried in Najaf on the outskirts of Kufa.
The Second Imam
Hasan (Alaihi-Salam)
Mother: Fatimah az-Zahra, the youngest daughter of the Holy Prophet Muhammad.
Kunniyat: Abu Muhammad
Laqab: Al-Sibt al-Kabir (the elder grandson), Al-Mujtaba.
Birth: He was born in Madina in the middle of the month of Ramadhan in 3 A.H.
Martyrdom: He died [poisoned] on the 28th of Safar in the year 50 A.H. He was buried in the graveyard of Baqi in Madina.
The Third Imam
Husayn (Alaihi-Salam)
Mother: Fatimah az-Zahra, the daughter of the Holy Prophet Muhammad.
Kunniyat: Abu 'Abdillah.
Laqab: Al Sibt, Shahid-e-Karbala.
Birth: He was born in Madina in the month of Shaban in the year 4 A.H.
Martyrdom: He was martyred with his companions by the army of Yazid in the month of Muharram 61 A.H. His tomb is in Karbala, a town of Iraq.
The Fourth Imam
'Ali Zayn al-'Abidin (Alaihi-Salam)
Mother: Shahzanaan
Kunniyat: Abu al-Hasan
Laqab: Zayn al-'Abidin, Al Sajjad
Birth: He was born in 38 A.H. in Madina.
Martyrdom: He died of poison in the year 94 or 95 A.H. at Madina and is buried at Baqi near his uncle Hasan.
The Fifth Imam
Muhammad al-Baqir (Alaihi-Salam)
Mother: Umm Abdullah, the daughter of Imam Hasan.
Kunniyat: Abu Ja'far.
Laqab: Al-Baqir.
Birth: He was born at Madina in the year 57 A.H.
Martyrdom: He died of poisoning in Madina in 114 A.H. and is also buried at Baqi near his father.
The Sixth Imam
Ja'far as-Sadiq (Alaihi-Salam)
Mother: Umm Farwa, the daughter of Qasim bin Muhammad bin Abu Bakr.
Kunniyat: Abu 'Abdillah.
Laqab: Al-Sadiq.
Birth: He was born at Madina in 83 A.H.
Martyrdom: He died of poison in 148 A.H. and is buried at Baqi near his father.
The Seventh Imam
Musa al-Kazim (Alaihi-Salam)
Mother: Hamidah
Kunniyat: Abu al-Hasan
Laqab: Al-Kazim
Birth: He was born at Madina in the year 129 A.H.
Martyrdom: He was poisoned in the prison of Harun al-Rashid at Baghdad in the year 183 A.H. He is buried in Kazimiyyah in Iraq.
The Eighth Imam
'Ali al-Rida (Alaihi-Salam)
Mother:Khayzran
Kunniyat : Abu al-Hasan
Laqab : Al-Rida
Birth: He was born at Madina in 148 A.H.
Martyrdom: He was poisoned in the year 203 A.H. and is buried in the Khurasan district of Iran.
The Ninth Imam
Muhammad Taqi (Alaihi-Salam)
Mother: Sakina
Kunniyat (Patronymic): Abu 'Abdillah
Laqab (Title): Al Jawad
Birth: He was born at Madina in 195 A.H.
Martyrdom: He died of poison at Baghdad in the year 220 A.H. and is buried near his grandfather at Kazimiyyah in Iraq.
The Tenth Imam
Ali al-Naqi (Alaihi-Salam)
Mother: Samana al-Maghribiya
Kunniyat (Patronymic): Abu al-Hasan al Askari
Laqab (Title): Al-Hadi
Birth: He was born at Madina in the year 212 A.H.
Martyrdom: He died of poison in 254 A.H. at Samarrah (Sarmanra) in Iraq and is buried there.
The Eleventh Imam
Hasan al-Askari (Alaihi-Salam)
Mother: Ummul Walad - Sawsan.
Kunniyat (Patronymic): Abu Muhammad.
Laqab (Title): Al-Askari.
Birth: He was born at Samarrah in the year 232 A.H.
Martyrdom: He was poisoned in 260 A.H. at Samarrah and is buried there.
The Twelfth Imam
Muhammad al-Mahdi (Alaihi-Salam)
Mother: Ummul Walad Narjis alias Saiqal
Kunniyat (Patronymic): Abu 'Abdullah, Abu al-Qasim
Laqab (Title): Al-Qaim, Al-Muntazar, Al-Khalaf, Al-Mahdi, Sahib al-zamaan.
Birth: He was born at Samarrah in the year 255 A.H. He is the last Imam (a.s.) and he is alive and hidden.
Question: How will he die? Any authentic narration from ahlebayt in this matter?
Jazak Allah Khairan.