Al-Khiṣāl > The Prophet was ordered to love four people
Hadith #2

4-12 7 حدثنا أبوعبد الله الحسين بن محمد الاشناني العدل ببلخ قال: أخبرني جدي قال: حدثنا إبراهيم بن نصر قال: حدثنا محمد بن سعيد قال: أخبرنا شريك، عن أبي ربيعة الايادي، عن ابن بريدة، عن أبيه قال: قال رسول الله صلى الله عليه وآله: إن الله عز وجل أمرني بحب أربعة من أصحابي، وأخبرني أنه يحبهم، قلنا: يا رسول الله فمن هم فكلنا نحب أن نكون منهم فقال: ألا إن عليا منهم، ثم سكت، ثم قال: ألا إن عليا منهم وأبوذر وسلمان الفارسي والمقداد بن الاسود الكندي

4-127 Abu Abdullah al-Hussein ibn Muhammad al-Ashnani - the judge in Balkh - narrated that his grandfather quoted Ibrahim ibn Nasr, on the authority of Muhammad ibn Sa’id, on the authority of Sharik, on the authority of Abi Rabi’a al-Ayadi, on the authority of Ibn Barida, on the authority of his father that God’s Prophet (MGB) said, “The Honorable the Exalted God ordered me to love four of my companions. I was also informed that God loves them.” He (MGB) was told, “O Prophet of God! Who are they? We love to be amongst them.” The Prophet (MGB) said, “Ali (MGB) is one of them.” They he (MGB) became silent. Then he (MGB) went on saying, “Ali (MGB) is one of them. The rest are Abuzar, Salman and Miqdad ibn al-Aswad al-Kindi.”