Answer:
(Fatwa: 140/140/M=1432)
The following dua is narrated between the two sajdahs:
اللهم اغفرلي ورحمنى و عافنى ، و اهدني و ارزقني .
But it is related to nafl i.e. one should recite it in tahajjud etc or even in fardh salah in case of offering it alone.
و ما ورد محمول على النفل أى تهجداً أو غيره الخ .(درمختار مع الشامى)
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
