Hadith No: 1
Ibn Abi Shaybah - Musnad Ibn Abi Shaybah
Hadith of Zaid ibn al-Arqam from the Prophet (peace be upon him and his holy progeny)
Volume: (1) - Page Number: (355)
520 - Narrated to us by Asbat ibn Nasr, from al-Suddi, from Sabih, the freedman of Umm Salamah, from Zaid ibn Arqam that the Prophet (peace be upon him and his holy progeny) said to Ali, Fatimah, Hasan, and Husayn (may Allah be pleased with them): "I am at war with whoever fights you and at peace with whoever makes peace with you."

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Reference: Masnad ibn Abi Shaibah Book 1

Hadith No: 2
Ibn Abi Shaiba - Al-Kitab al-Musannaf fi al-Ahadith wal-Athar
Book of Virtues - What was narrated about al-Hasan and al-Husayn (peace be upon them)
Volume: (6) - Page Number: (378)
32181 - Malak ibn Isma'il narrated to us, from Asbat ibn Nasr, from al-Suddi, from Sabih, the freedman of Umm Salamah, from Zayd ibn Arqam: that the Prophet (peace be upon him and his holy progeny) said to Fatimah, al-Hasan, and al-Husayn (peace be upon them): "I am at war with whoever wages war on you and at peace with whoever is at peace with you."

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Reference: Al-Musannaf Book 6