According to the Hindu Panchang, two significant tithis coincide today, September 18, 2026 - Lalita Saptami and Durva Ashtami. As per the report, the puja timings (muhurat) for these two occasions are different. Readers are advised to check the full panchang for the day, which typically includes details such as the tithi, nakshatra, yoga, and auspicious/inauspicious timings. However, the source does not provide the specific puja timings or muhurat details in full.