Musannaf Ibn Abi Shaybah 31590 — A man intending to travel: what

Mujahid said: I traveled with Sayyiduna Abdullah bin Umar (may Allah be pleased with them both). When it was early morning, he would call out three times: "A hearer has heard the praise of Allah, His favor and every good blessing of His upon us. O Allah, be our companion and bestow Your favor upon us." Then he would call out three times: "O Allah, I seek refuge from Hell."