2 replaced http://chabadlibrary.org/books/default.aspx?furl= with http://chabadlibrary.org/books
source | link

If you want a specific source which says it (although something that deducible often doesn't get said outright) here is one. The Lubavitcher Rebbe Toras Menachem 19, Achron Shel Pesach 5717 p. 286-287Toras Menachem 19, Achron Shel Pesach 5717 p. 286-287:

ועפ"ז יובן מה שמצינו שגם הגאולה העתידה תהי' ע"י משה רבינו, שנקרא "גואל ראשון" ו"גואל אחרון"

...

וידועה הקושיא: הרי משה רבינו הוא משבט לוי, ומשיח הוא משבט יהודה (כמ"ש "ויצא חוטר מגזע ישי"), וא"כ, איך יתכן שמשה הוא "גואל ראשון" ו"גואל אחרון"?

According to this will will understand why the future redemption will also be through Moshe Rabbeinu, who is called the first redeemer and the last redeemer.

[Some sources for that are discussed in the text and footnotes]

It is known the question: Moshe Rabbeinu is from the tribe of Levi, and Moshiach is from the tribe of Yehuda ... If so, how can it be said that Moshe is the first redeemer and the last redeemer?

He then goes on to answer the question in that it has to do with the interconnection between the souls of Moshe Rabbeinu and Moshiach [but they are two separate bodies with two separate tribal affiliations].

If you want a specific source which says it (although something that deducible often doesn't get said outright) here is one. The Lubavitcher Rebbe Toras Menachem 19, Achron Shel Pesach 5717 p. 286-287:

ועפ"ז יובן מה שמצינו שגם הגאולה העתידה תהי' ע"י משה רבינו, שנקרא "גואל ראשון" ו"גואל אחרון"

...

וידועה הקושיא: הרי משה רבינו הוא משבט לוי, ומשיח הוא משבט יהודה (כמ"ש "ויצא חוטר מגזע ישי"), וא"כ, איך יתכן שמשה הוא "גואל ראשון" ו"גואל אחרון"?

According to this will will understand why the future redemption will also be through Moshe Rabbeinu, who is called the first redeemer and the last redeemer.

[Some sources for that are discussed in the text and footnotes]

It is known the question: Moshe Rabbeinu is from the tribe of Levi, and Moshiach is from the tribe of Yehuda ... If so, how can it be said that Moshe is the first redeemer and the last redeemer?

He then goes on to answer the question in that it has to do with the interconnection between the souls of Moshe Rabbeinu and Moshiach [but they are two separate bodies with two separate tribal affiliations].

If you want a specific source which says it (although something that deducible often doesn't get said outright) here is one. The Lubavitcher Rebbe Toras Menachem 19, Achron Shel Pesach 5717 p. 286-287:

ועפ"ז יובן מה שמצינו שגם הגאולה העתידה תהי' ע"י משה רבינו, שנקרא "גואל ראשון" ו"גואל אחרון"

...

וידועה הקושיא: הרי משה רבינו הוא משבט לוי, ומשיח הוא משבט יהודה (כמ"ש "ויצא חוטר מגזע ישי"), וא"כ, איך יתכן שמשה הוא "גואל ראשון" ו"גואל אחרון"?

According to this will will understand why the future redemption will also be through Moshe Rabbeinu, who is called the first redeemer and the last redeemer.

[Some sources for that are discussed in the text and footnotes]

It is known the question: Moshe Rabbeinu is from the tribe of Levi, and Moshiach is from the tribe of Yehuda ... If so, how can it be said that Moshe is the first redeemer and the last redeemer?

He then goes on to answer the question in that it has to do with the interconnection between the souls of Moshe Rabbeinu and Moshiach [but they are two separate bodies with two separate tribal affiliations].

1
source | link

If you want a specific source which says it (although something that deducible often doesn't get said outright) here is one. The Lubavitcher Rebbe Toras Menachem 19, Achron Shel Pesach 5717 p. 286-287:

ועפ"ז יובן מה שמצינו שגם הגאולה העתידה תהי' ע"י משה רבינו, שנקרא "גואל ראשון" ו"גואל אחרון"

...

וידועה הקושיא: הרי משה רבינו הוא משבט לוי, ומשיח הוא משבט יהודה (כמ"ש "ויצא חוטר מגזע ישי"), וא"כ, איך יתכן שמשה הוא "גואל ראשון" ו"גואל אחרון"?

According to this will will understand why the future redemption will also be through Moshe Rabbeinu, who is called the first redeemer and the last redeemer.

[Some sources for that are discussed in the text and footnotes]

It is known the question: Moshe Rabbeinu is from the tribe of Levi, and Moshiach is from the tribe of Yehuda ... If so, how can it be said that Moshe is the first redeemer and the last redeemer?

He then goes on to answer the question in that it has to do with the interconnection between the souls of Moshe Rabbeinu and Moshiach [but they are two separate bodies with two separate tribal affiliations].