Musnad Ahmad 33:761

Qutaybah narrated to us, Ibn Lahi'ah narrated to us, from Abu al-Zubayr, from Jabir, who said: I heard the Messenger of Allah, peace and blessings of Allah be upon him, saying: "The bird of every human is tied to his neck." Ibn Lahi'ah said: "Meaning: bad omens (al-tiyarah)."