Chapter: Salam (Payment in Advance)
Ibn 'Abbas (Allah be pleased with them) reported that when Allah's Prophet ( صلی اللہ علیہ وسلم ) came to Medina, they were paying one and two years in advance for fruits, so he said: Those who pay in advance for anything must do so for a specified weight and for a definite time.
Ibn 'Abbas (Allah be pleased with them) reported that when Allah's Messenger ( صلی اللہ علیہ وسلم ) came to (Medina) and the people were paying in advance (for the fruits, etc.), he said to them: He who makes an advance payment should not make advance payment except for a specified measure and weight (and for a specified period).
Ibn Abu Najih has narrated a hadith like this with the same chain of transmitters, but he has not mentioned: for a definite period .
This hadith has been narrated by Ibn Abu Najih through another chain of transmitters mentioning in it for a specified period .