As-Saff - 4

﴿إِنَّ اللَّهَ يُحِبُّ الَّذِينَ يُقَاتِلُونَ فِي سَبِيلِهِ صَفًّا كَأَنَّهُمْ بُنْيَانٌ مَرْصُوصٌ﴾

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4. Verily, Allâh loves those who fight in His Cause in rows (ranks) as if they were a solid structure.[1]