At that time there were monks who canceled the half-monthly instruction without reason. They told the Buddha. “A monk shouldn’t cancel the half-monthly instruction without reason. If he does, he commits an offense of wrong conduct.” At that time there were monks who did not investigate after canceling the half-monthly instruction. They told the Buddha. “You should investigate after canceling the half-monthly instruction. If you don’t, you commit an offense of wrong conduct.” At that time there were nuns who did not go to the half-monthly instruction. They told the Buddha.