A recording has emerged online purportedly of Boko Haram leader Abubakar Shekau confirming that his Islamist insurgent group was behind the attack on a university in Borno state capital Maiduguri on Monday, January 16Shekau claimed in the recording which was uploaded to YouTube that UNIMAID was attacked because of its \u2018ungodly\u2019 activities even though he did not state what they werePresident Muhammadu Buhari has strongly condemned the attack which left four dead, including a professorIn the past, Shekau does not usually swiftly react to bomb attacks by his suicide bombers, especially within 24 hours of the attackAbubakar Shekau has said in an audio recording he reportedly released that UNIMAID was bombed because of \u2018ungodly\u2019 acts.Elusive leader of Boko Haram insurgents Abubakar Shekau has reportedly reacted to the early morning attack on the University of Maiduguri (UNIMAID) on Monday, January 16.Shekau gave the reason for the terror attack on UNIMAID which claimed around four lives, including that of a professor and the two suicide bombers, in an audio tape released on YouTube.According to the report, Shekau said the attack was retaliation to UNIMAID\u2019s \u2018ungodly\u2019 activities.Shekau was quoted as saying in the recording: \u201cThe bomb that happened this morning, it\u2019s my people. Don\u2019t deceive people that it\u2019s a mosque, how would you build a mosque and do ungodly things in it.\u201cWe are not angry with Nigeria. You didn\u2019t kill anyone in Sambisa. We are praying that we don\u2019t change; Koran is our teacher; this is the message we are sending to you. Are you [Buhari] as powerful as God?\u201cYou should know it\u2019s Shekau talking and I\u2019m alive and it\u2019s we that did it, even if King Pharaoh repents, we will not accept it.\u201dThe authenticity of the recording could not independently confirmed as at press time.NAIJ.com team is also trying to reach the Nigerian Army for comments on the recording allegedly made by Shekau.Meanwhile, the Nigerian Air Force (NAF) carried out a counter operation against Boko Haram terrorists in their new hideout.According to a statement by the air force, the day and night operation was in response to an attack on military troops on Thursday, January 12.