Answer:
(Fatwa: 1225/805/H=1433)
It is Sunnah muwakkadah close to wajib. According to Imam Malik (رحمة الله عليه) it is sunnah and this is mentioned in التعليق الصبيح شرح مشكوة المصابيح.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
