The activist gathering posted the announcement on its site citing organizer Jalaluddin Haqqani support Mansour's arrangement.
"We are certain that the new pioneer Mullah Akhtar Mohammad Mansour is designated with complete authenticity and after due conference and he is the most suitable successor of ... the late Mullah Mohammad Umar Mujahid," the announcement from the Haqqani bunch, which is associated to the Taliban, said.
"We completely prescribe to all the senior and junior in-control positions of the Islamic Emirate to promise their dependability with him and to completely obey him.
"Lay guaranteed for my own sake and for the sake of our Mujahideen that we will tail him as we have complied with the late Amir-ul-Momineen (Mullah Omar)," it included.
Related Mullah Omar's family declines to vow faithfulness to new Taliban boss
Mansour was designated on Friday after the demise of Taliban author Mullah Mohammed Omar was affirmed by the gathering on Thursday, starting crevices inside of the development as a few guerillas scrutinized the determination process.
He has capable adversaries inside of the Taliban who are firmly contradicted to peace converses with the Afghan government, while some are troubled at the idea he may have betrayed them for over a year about Omar's passing.
Among those contradicting Mansour's arrangement incorporates Mullah Abdullah Mannan, the more youthful sibling of Mullah Omar.
Mansour's two recently named appointees are Jalaluddin's child Sirajuddin Haqqani – who has a $10 million US abundance on his head – and Haibatullah Akhundzada, previous leader of the Taliban courts.
AFP