A:
tasbih Salah is a Bid`ah (innovation in religion). The Hadith mentioned to this effect is not authentic. It is a Hadith Munkar (rejected Hadith reported by a weak narrator whose narration conflicts with an authentic Hadith). Some scholars regard it as a fabricated Hadith.May Allah grant us success. May peace and blessings be upon our Prophet Muhammad, his family, and Companions.