Musannaf Ibn Abi Shayba 3:4812

Shu'bah narrated to us, from Sahl al-Qurashi, who said: I heard Sa'id ibn al-Musayyib saying: "That I should pray the Isha at this hour—and that is after the Maghrib—is more beloved to me than that I should sleep through it, then get up and pray it."