It is also reported from him; he narrates: We were with Sayyiduna Abdullah bin Mas'ud (may Allah be pleased with him). When the sun set, he said: By the One besides whom there is no god, this is the time when the sun has set and the time of prayer has begun.
The chain of this report is sahih (authentic).
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب الصلاة / 1740