What is the meaning of "Yirbu Atzvosam Acher Maharu"?
Rashi #1: All this you [Keneses Yisrael] should say to Hashem. Increase the sadness of all who deny You, who are quick and zealous to serve idolatry.
Rashi #2: Maharu is an expression of Mohar (dowry). Radak - this is like "Mohar u'Matan" (Bereishis 34:12), "Mohar Yimharenah" (Shemos 22:15).
Radak: I will cling to Kedoshim; increase the sadness of all who deny You, who are quick to follow others, who go in ways not of Hashem.
Malbim: Those who are quick to serve idolatry, they make many images of the 'Kedoshim' (lower gods), to portray their natures and receive their influences.
What is the meaning of "Bal Asich Niskeihem mi'Dam"?
Rashi: I will not be like them, to throw blood to idolatry.
Radak: Heaven forbid that I should pour their libations, which are [not wine, rather, like] blood. This is like "v'Haveisem Gazul" (Mal'achi 1:13). An Olah and Nesachim with bad deeds, they do not help; they only harm - "Zevach Resha'im To'evah" (Mishlei 21:27).
Whose names will he not mention?
Rashi: The idols' names. Malbim - it is forbidden to mention their names 1 ! Rather, I will eradicate their names from under Shamayim.
Radak: The people [who serve them].
"V'Shem Elohim Acherim Lo Sazkiru Lo Yishama Al Picha" (Shemos 23:13).