Q: Is Tahajjud accepted when we did not offer Isha Namaaz?
A: Yes. It is the sign of weak understanding that a person does not perform his esha namaaz. Esha needs to be performed first and thereafter tahajjud.
And Allah Ta’ala (الله تعالى) knows best.
Mufti Ebrahim Salejee (Isipingo Beach)