What are the verses and hadiths regarding the importance of hijab for Muslim women?

The hijab is prescribed in the Quran and Sunnah. The Quran commands believing women to draw their outer garments (jilbabs) over themselves, to cover their adornment, and to draw their head coverings (khumur) over their bosoms. It also commands believing men to ask the Prophet's wives from behind a screen (hijab). As for the Sunnah, it demonstrates the female Companions' understanding of these verses by covering their faces. It clarifies that the verse of hijab was revealed after certain incidents, and it shows the commitment of believing women to the hijab during the Prophet's era, covering their faces during ihram and when men passed by. This indicates the obligation of the hijab and covering the face.