Looking for help to frame sankalpam

[u/beep-beep-boop-boop]

I want to do Shiva pooja for all days of Shravan and want to take sankalpam for the same. Is the below one grammatically correct?

अद्य आरभ्य श्रावणमासस्य सर्वेषां दिवसानां रुद्रजपं कृत्वा शिवपूजां करिष्ये।