The president urged Nigerians to reject narratives that portray the country as intolerant of religious freedom.
The site engineer, Abba Mubashir, said the project was executed to the highest standards.
Mr Abubakar thanked Muslims for their commitment to spreading the true values of Islam.
The deceased was a prominent figure in the Nigerian Muslim community.
The FRSC disclosed that three males were involved in the accident.
The Islamic scholar asked the secret police to “take him (Mamu) to court” to face trial.
“All along, I have been doing it with the government and there is no difference between us and the authority. So people should have their peace.”
