ἄπαγ' ἐς μακαρίαν
From LSJ
Μέμνησο νέος ὤν, ὡς γέρων ἔσῃ ποτέ → Iuvenis memento te fore aliquando senem → Bedenke jung schon, dass dereinst ein Greis du bist
English
get lost, buzz off, on yer bike, bug off, bugger off, clear out, clear off, take a hike, beat it, scram, get out of here, get outta here, pasce corvos, go hang