The Oil of Gillyflower

“Abu ‘Abd Allah (a.s.), mentioned viola oil and praised it; then he (the Imam) said that the oil of gillyflower is also very fine oil.”’

“I once saw abu al-Hassan (a.s.), apply gillyflower oil and said to me to apply it.’ I then said, ‘Why do you not apply viola oil when there is narration about it from abu ‘Abd Allah (a.s.) :?’ He, abu al-Hassan (a.s.),…