مِشْكَاةُ الْمَصَابِيحِ
Mishkat al-Masabih 2254
Supplications
Section 3
وَعَن سهل بن سَعْدٍ عَنِ النَّبِيِّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ: كَانَ يَجْعَل أصبعيه حذاء مَنْكِبَيْه وَيَدْعُو
Sahl b. Sa‘d told of the Prophet (ﷺ) being accustomed to place his two fingers opposite his shoulders and make supplication.
Mishkat al-Masabih, 2254لم تتمّ دراسته (الألباني)