It wasnarrated that Jabir bin Samurah As-Suwa'i said:
"The Messenger ofAllah (ﷺ) said: 'Will you not form your rows as the angels formtheir rows before their Lord?' We said: 'How do the angels formtheir rows before their Lord?' He said: 'They complete the firstrow and they stand close of one another in the line (leaving no gapsbetween one another).'" (FR)
English reference (FR): Vol. 1, Book 5, Hadith 992 (FR)
Arabic reference (FR): Book 5, Hadith 1045 (FR)