בָּרֲכִ֥י נַפְשִׁ֗י אֶת־יְה֫וָ֥ה יְהוָ֣ה אֱ֭לֹהַי גָּדַ֣לְתָּ מְּאֹ֑ד ה֭וֹד וְהָדָ֣ר לָבָֽשְׁתָּ׃
Lobe, meine Seele, den Herrn! Herr, mein Gott, du bist sehr groß; mit Majestät und Pracht bist du umgeben.
Zohar
And the Holy One, blessed be He, goes with (Jacob) on the first day of every month. And when the soul sees the glory of the mirror, which is the Shechinah of the Master, (the soul then) praises Him and bows down in front of the Holy One, blessed be He. This is "Bless Hashem, my soul..." (Tehilim 104:1).
Reshit Chokhmah
360. Another explanation for “Gird your sword.” It means expedite and strengthen yourself, overpower your Evil Inclination, which is your sword “upon your thigh,” upon that Holy Covenant, to guard it. If he guards it, then he is called ‘mighty’. And the Holy One, blessed be He, dresses him in His garments. What are the garments of the Holy One, blessed be He? They are Hod and Netzach, as is written: “You are clothed with glory and majesty” (Tehilim 104:1). Here also, “Your glory and your majesty.” Then the person cleaves unto the Holy King properly. 361. From here on: “I will put none of these diseases upon you, which I have brought upon Egypt; for I am Hashem your healer.” From this article we learn the matter of guarding the Brit from the 4 we mentioned.