Komentaryong Sumisipi para sa Mga Awit 109:19

And with this is resolved what was said initially, And you shall make holy garments for Aaron (Exodus 28:2) — placing holy garments before Aaron and afterwards it says, And they shall make Aaron’s garments to sanctify him (Exodus 28:3) — placing Aaron’s garments before “sanctification.” This is because the first verse speaks about the headplate [tzitz], which previously he was not accustomed to wearing any headplate. Therefore it says, And you shall make holy garments for Aaron — that one should make for Aaron a garment with Holy to the Lord engraved upon it like seal engravings, and let it be to him as a garment with which he wraps himself (Psalms 109:19). But further down it speaks about the breeches [undergarments], which in any case it is the way of people to go clothed with breeches. Therefore it says, And they shall make Aaron’s garments to sanctify him, meaning those garments of Aaron which he was already accustomed to wearing, now they shall make them to sanctify him from sexual immorality.

מזח Strength. Literally, girdle. (Comp. Ps. 109:19). It is used as a figure for strength, because a girdle supports the loins.

there is no more strength (אֵין מֵזַח עוֹד). You have no more strength or girdle to gird your loins. מֵזַח is an expression of a girdle. Comp. (Psalms 109: 19) “And for a girdle (וּלְמֵֵזַח) he shall always gird himself with it.” And every ‘girdle’ is an expression of strength.

and loosens the belt of the strong And He loosens the belt of the strong. He opens their belt to weaken them, like (Ps. 109:19), “and for the girdle (ולמזח) wherewith he is girded continually.”