It is narrated from Sayyiduna Abu Mas'ud (may Allah be pleased with him), as a marfu' report, that the Prophet (peace and blessings be upon him) said: "Whoever recites the last two verses of Surah al-Baqarah at night, they will suffice him."
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 14671