Abubakar announced the sighting of the new moon of the month Shawwal in a broadcast in his palace, Sokoto on Thursday.
The Islamic month of Shawwal comes after the 29 or 30 days of the month of Ramadan when Muslims across the world observes a month long fasting.
Abubakar said that the new moon was sighted in parts of Sokoto, Zaria, Nasarawa, Kano, Kaduna, Abuja, Jos and Maiduguri.
He said:” In accordance with Islamic law, we have the honour and pleasure to announce that today, Thursday, the 29th day of Ramadan,1439 AH, which is equivalent to June 14, 2018 has marked the end of Ramadan and the beginning of the new month of Shawwal.
“Reliable reports of moon sighting were received from Muslim leaders and religious organisations across the country, which were duly verified and authenticated by the National Moon Sighting Committee.
“Consequent upon this, tomorrow, Friday, the 15th day of June, 2018 becomes the first day of shawwal,1438 AH and is therefore declared the Sallah day for 2018 Eid-el-Fitr.”
The sultan urged Nigerians to continue to live in peace irrespective of religious, ethnic and cultural differences.