´Ibn 'Umar narrated that :` the Prophet said: "Among the most dutiful of deeds is that a man nurture relations with the people his father was friends with."
Hadith Referenceسنن ترمذي / كتاب البر والصلة عن رسول الله صلى الله عليه وسلم / 1903
Zaid bin Thabit (RA) said: We took meal shortly before dawn along with the Messenger of Allah (ﷺ) . We then stood up for prayer. I said: How much span of time was there between the two (acts, i. e. taking of Sahri and observing of prayer)? He said (a span of reciting) fifty verses.
Shaykh Maulana Abdul Aziz Alvi
Hadith Commentary:
Benefits and Issues: ➊ In Ramadan, there should be a considerable interval between the call to prayer (adhan) and the prayer (salah), and one should complete the pre-dawn meal (suhoor) before the adhan.
Source: Tuhfat al-Muslim: Commentary on Sahih Muslim, Page: 2552