hadith
507
۞
Imam al-Baqir (AS) said, 'Verily brushing one's teeth at dawn before performing the ablution is part of recommended prophetic practice.
الإمامُ الباقرُ (عَلَيهِ الّسَلامُ): إنّ السِّواكَ في السَّحَرِ قَبلَ الوُضُوءِ مِنَ السُّنَّةِ .