The Mother of the Believers, Sayyidah Aishah (may Allah be pleased with her), says: One day the Messenger of Allah (peace and blessings be upon him) said to me: "O Aishah, do you have anything (to eat)?" She says: I said: O Messenger of Allah, we have nothing. So he (peace and blessings be upon him) said: "Then I am fasting."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصيام / 7913
The Mother of the Believers, Sayyidah Aishah (may Allah be pleased with her), says that (the Prophet (peace and blessings be upon him)) used to love (a certain) food. One day he (peace and blessings be upon him) came and said: "Do you have (that) food?" I said: No. So he (peace and blessings be upon him) said: "Then I am fasting."
In one narration: He (peace and blessings be upon him) would come to us and say: "Do you have any morning meal?" If I said no, he (peace and blessings be upon him) would say: "Then I am fasting."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصيام / 7914
Talhah bin Yahya (may Allah have mercy on him) narrated a hadith (from Aishah) that one day the Messenger of Allah (peace and blessings be upon him) came to me and he (peace and blessings be upon him) said: "Do you have anything?" We said: No. So he (peace and blessings be upon him) said: "Then I am fasting."
Ya'la bin Ubayd narrates likewise from Talhah that he (peace and blessings be upon him) said: "In that case I am fasting."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصيام / 7915
Sayyidah Aishah (may Allah be pleased with her) says: One day the Messenger of Allah (peace and blessings be upon him) came to me and he (peace and blessings be upon him) said: "Do you have anything?" I said: No. So he (peace and blessings be upon him) said: "In that case I am fasting."
This chain is sahih (authentic).
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصيام / 7916
Anas bin Malik (may Allah be pleased with him) says that Abu Talhah (may Allah be pleased with him) would come to his family in the forenoon and ask: "Do you have any morning meal?" If they said: "No," he would say: "Then I am fasting."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصيام / 7917
Ibn al-Musayyib (may Allah have mercy on him) says: I saw Sayyiduna Abu Hurayrah (may Allah be pleased with him) walking around the market; then he came to his family and said: Do you have anything? If they said: No, he would say: Then I am fasting.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصيام / 7918
Umm al-Darda' (may Allah be pleased with her) says that Abu al-Darda' (may Allah be pleased with him) would come after the morning had begun and say: Do you have any food? If he did not find any, he would say: I am fasting.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصيام / 7919