"and I did not consume of it in uncleanliness (tumah)": whether it (the tithe) were unclean and I, clean; or it, clean and I, unclean.
"and I did not give of it for the dead": I did not take of it for the making of casket and shrouds for the dead. These are the words of R. Eliezer. R. Akiva said: It is forbidden to a living person, how much more so for a dead one! What, then, is the intent of "for the dead"? That I did not exchange it even for something clean (to be used for the dead).
"I have hearkened to the voice of the L-rd my G-d": I have brought it to the Temple. "I have done according to all that You commanded me": I rejoiced and I rejoiced others therewith. (Ibid. 15) "Look down from Your holy abode":