Musannaf Ibn Abi Shaybah 39410 — The campaigns of the Prophet

It is narrated from Sayyiduna Zayd bin Arqam (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) went on nineteen military expeditions. Abu Ishaq said: I asked Sayyiduna Zayd bin Arqam (may Allah be pleased with him): "In how many military expeditions did you take part with the Messenger of Allah (peace and blessings be upon him)?" He replied: "In seventeen."