As part of, his prep and secondary school at Al-Azhar in Al Fashn; his early academic life, predominately composed of learning major traditional Islamic doctrines, including, Tafsir, Hadith, Arabic language, Shariah/Fiqh, and Theology.

Khalifa was also awarded a PhD from the University of Exeter: his thesis title was People of the Book, An Analytical Study of Jews and Christians in the Qur’an.

The objective of the speeches is to encourage people to engage in activities that bring benefit to themselves and others and to avoid all that God has ordained to be avoided, to remember and glorify God alone as the Creator of all, to follow the example of Muhammad, to tackle current issues that affect the Muslim community, to inform and highlight to the people the importance of peace, coexistence, tolerance, and respecting the law of the land that they are living in.

In a recent event, he led an initiative to encourage non-Muslims to visit London Central Mosque, which included members of the Abrahamic faith.

[7] As well as addressing issues closer to the Muslim community, his participation as an active member, to promote unity, and shielding against extremism, has made him a valuable asset to this cause.

In 2012, as part of an interfaith meeting, Khalifa and members of the Jewish and Christian community joined by the Duke of York, publicised developing the values of respect and tolerance that are close to the heart of the royal family.

[10] In June 2017, Khalifa was the opening speaker in an interfaith Iftar at London Central Mosque welcoming more than 130 representatives from 12 faiths and religious sects, the Metropolitan Police, members of parliament and community leaders.

They stood in solidarity, remembering recent incidents, including those at Manchester Arena, London Bridge, Finsbury Park Mosque and Grenfell Tower.

During his visit to four main cities in Nigeria, he met with Muslim leaders including the Grand Mufti and His Royal Highness the Emir of Kano.

Khalifa was one of the Muslim leaders who welcomed the Grand Imam of Al-Azhar Dr Ahmad El Tayeb in a reception arranged by the Archbishop of Canterbury Justin Welby.

[14] Khalifa plays a part in the Islamic Shari'a Council's role in tackling religious issues and solving matrimonial problems.

[17] He has written a number of articles including:[18] Khalifa has contributed to the translation from Arabic to English of Islamic books, address contemporary issues and religious practices.