President Buhari, however, expressed optimism that despite the delay, the delegation would accomplish its mission.
Jammed told the delegation to come on Friday, January 13 instead.
Buhari, however, expressed optimism that despite the delay, the delegation would accomplish its mission.
The African leaders are expected to persuade Jammeh to accept defeat in the December 1 presidential election in the country.
Jammeh's move to annul the election, won by his opponent Adama Barrow suffered a setback on Tuesday, January 10, as the Supreme Court postponed the hearing of the case for months, citing lack of judges.
"We can only hear this matter when we have a full bench of the Supreme Court," Nigerian judge, Emmanuel Fagbenle, who is the court’s chief justice said.
The Gambia relies on foreign judges, especially from Nigeria, to staff its courts due to a lack of trained professionals in the tiny west African state.