Answer

If you are doing Tivihar Upvas, you may drink water only during the permitted daytime period, and you must stop before sunset.

You can start drinking water after sunrise, but the exact time depends on your local sunrise time and the tradition followed by your family or sangh.

Explanation

In Tivihar Upvas:

• You do not eat food.
• You may drink boiled water.
• Water is generally taken only during the day.
• Water is stopped before sunset.

Traditionally, boiled water is used and consumed within the allowed time as guided by Jain practice.

Spiritual Understanding

Tivihar Upvas helps reduce attachment to food and taste while still allowing water for bodily support. The main purpose is inner purification, restraint, awareness, and devotion.

Takeaway

You can begin drinking water after sunrise and should stop before sunset, using boiled water according to your family, guru, or sangh’s practice.