Musnad Abu Ya'la al-Mawsili 153:39

Abu Khaythama narrated to us, Ya'qub ibn Ibrahim narrated to us, my father narrated to us, from Ibn Shihab, from Salim ibn 'Abd Allah, from his father, who said: The Messenger of Allah (may Allah bless him and grant him peace) used to say: "Whoever misses the 'Asr prayer, it is as if he has been bereaved of his family and his wealth."