(63) باب مَا جَاءَ فِي نَشْرِ الأَصَابِعِ عِنْدَ التَّكْبِيرِ
Abu Hurairah narrated:
"When Allah's Messenger performed the Takbir for Salat he would spread his fingers." (ES)
Reference (ES): Jami` at-Tirmidhi 239 (ES)
In-book reference (ES): Book 2, Hadith 91 (ES)
English translation (ES): Vol. 1, Book 2, Hadith 239 (ES)