Sayyidah Maymunah (may Allah be pleased with her) said: The Prophet (peace and blessings be upon him) used to pray two rak'ahs before Asr.
Abu Ya'la and al-Tabarani in al-Mu'jam al-Kabir and al-Mu'jam al-Awsat recorded it; its chain contains Hanzalah al-Sadusi, whom Ahmad and Yahya bin Ma'in declared da'if (weak), while Ibn Hibban declared him thiqah (trustworthy).