παρελθέτω ἀπ' ἐμοῦ τὸ ποτήριον τοῦτο → spare me this | let this cup pass from me
there being no need: use P. and V. οὐδὲν δέον.
uselessly: P. and V. μάτην; see in vain, under vain.
excessively: P. and V. περισσῶς; see excessively.