Unfortuantely I wasn’t able to find the actual hadith this Supplication is quoted from in the references available to me. But ref [1] cites the following,
Al-Hakim who graded it authentic and Ath-Thahabi agreed 2/100, and Ibn As-Sunni (no. 524). Al-Hafidh graded it good in his checking of Al-‘Athkar 5/154. Ibn Baz said in Tuhfatul- ‘Akhyar p. 37, that An-Nasa’i recorded it with a good chain of narration.
Ref
“Fortress of the Muslim, Invocations from the Qur’an and Sunnah”. Compiled by Said bin Wahf Al-Qahtani. Darussalam. 7th Edition July, 2006. pg 200. [10003]
Invocation for Traveling (End of a Journey – Upon Returning) You may have noticed that this supplication is virtually identical to the Supplication for the Start of a Journey, except with the addition of the last line. So to help in memorization, following is audio of just the last line,
Context
Following is the hadith (a version of) that this supplication is taken from,
Ref
Sahih Muslim.Volume 3, Hadith #3275, pg 494. [10007]
“Fortress of the Muslim, Invocations from the Qur’an and Sunnah”. Compiled by Said bin Wahf Al-Qahtani. Darussalam. 7th Edition July, 2006. pg 200. [10003]
Following is the hadith (a version of) that this supplication is taken from,
Ref
Sahih Muslim.Volume 3, Hadith #3275, pg 493. [10007]
“Fortress of the Muslim, Invocations from the Qur’an and Sunnah”. Compiled by Said bin Wahf Al-Qahtani. Darussalam. 7th Edition July, 2006. pg 198. [10003]