This hadeeth comes under the following chapter: DO NOT GET INTO THE HABIT OF OBSERVING PRAYER AT THE TIME OF THE RISING SUN AND AT THE TIME OF ITS SETTING
'A'isha reported that 'Umar misconstrued the fact that the Messenger of Allaah (sallAllaahu alayhi wa sallam) had prohibited the observance of prayer at the time of the rising sun and at the time of its setting.