Mr Abdulkarim asked the police to report their findings to the court within two weeks.
The suspects, who reside in Mangu, Plateau, are charged with criminal conspiracy, breach of trust and cheating.
The minors pleaded not guilty to the charge.
Mr Tanko said the complainant later discovered that the defendants stole his N500,000.
The Gwagwalada Upper Area Court has issued a bench warrant for a surety, Gambo Sambo, for concealing an accused.
An Upper Area Court in Gwagwalada, FCT, sentenced a 31-year-old security guard, Uduigwomen Precious, to one-month imprisonment over 17 fake N500 banknotes.
They pleaded guilty to kidnapping and raping an eight-month-pregnant woman.
The farmers, all in their twenties, are accused of conspiring to kidnap one Fatima Bello on January 8.
