“Death's own brother Sleep.”
Source: Aeneid (29–19 BC), Book VI, Line 278 (tr. Fairclough)
Original
Consanguineus Leti Sopor.
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Virgil 138
Ancient Roman poet -70–-19 BCRelated quotes

“Night, having Sleep, the brother of Death.”
Source: The Theogony (c. 700 BC), line 754.

[Robert Fisk: Freedom, democracy and human rights in Syria, Robert Fisk, THE INDEPENDENT, 16 September 2010, http://www.independent.co.uk/opinion/commentators/fisk/robert-fisk-freedom-democracy-and-human-rights-in-syria-2080463.html]

(18th August 1827) Euthanasia
The London Literary Gazette, 1827
Source: Translations, The Aeneid of Virgil (1866), Book VI, p. 197

“I never sleep, cause sleep is the cousin of death”
N.Y. State of Mind
On Albums, Illmatic (1994)