Answered by: Molana Eunus Ali
What are the rulings regarding tasbeeh prayer? Is it recommended or not? Is it bidah(invention)? Are the hadees which are in support of the same authentic and sound? What were the thoughts/rulings of the four imam’s in this regard?
بسم الله الرحمن الرحيم
Please refer to the following link:
Sheikh Mubarakpuri in his commentary of Sunan Tirmizi has refuted this claim of Ibnul Jawzi as other reputable scholars have confirmed the validity of it as mentioned in the link above.
Only Allah knows best
Written by Molana Eunus Ali
Checked and approved by Mufti Mohammed Tosir Miah
Darul Ifta Birmingham
 Tuhfatul Ahwazi, Page 759, Baytul Afkaar Ad Dawliyyah