Mishkat al-Masabih
Mishkat al-Masabih 68
Arabic hadith text
وَعَنْ أَنَسٍ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «إِنَّ الشَّيْطَانَ يَجْرِي مِنَ الانسان مجْرى الدَّم»
Translation
Anas reported that the Messenger of God said, “The Devil flows through a human being as blood flows through him.”