Narrated Abu Hurairah: The Prophet ﷺ said: When any of you hears the summons to prayer while he has a vessel in his hand, he should not lay it down till he fulfils his need.
Explanation & Benefits
Shaykh Umar Farooq Saeedi
Benefits and Issues:
If the time for suhoor (pre-dawn meal) is becoming short and the adhan (call to prayer) for Fajr begins at its proper time of dawn, it is permissible for a person to drink water and take a few morsels of food. However, it will not be correct to sip beverages like tea in this situation.
Source: Sunan Abu Dawood – Commentary by Shaykh Umar Farooq Saeedi, Page: 2350