Classical antiquity
Sallust. Bellum Catilinae [War of Catiline]. c. 43–40 BC.
Sallust. "The War with Catiline." The War with Catiline and The War with Jugurtha, translated by John T. Ramsey J. C. Rolfe. Harvard University Press, 2013.
The Holy Bible, New International Version. International Bible Society, 1978. (Genesis 6:7).
The Holy Bible: The King James Version. 1611. (Matthew 2:11-12).
Carus, Titus Lucretius. De Rerum Natura [On the Nature of Things]. c. 55 BC, bk. 3, l. 55.
Carus, Titus Lucretius. The Nature of Things, translated by Alicia Stallings. Penguin Classics, 2007, bk. 3, l. 55.
Hippocrates. Regimen. c. 4th century BC, regimen 4, sect. 87.
Hippocrates. "A Regimen for Health." Hippocratic Writings, translated by J. Chadwick and W. N. Mann, et al. Penguin Classics, 1984.
Thales. Quoted in The Lives and Opinions of Eminent Philosophers, written by Diogenes Laërtius. c. 240 AD, bk. 1, ch. 1.
Thales. Quoted in The Lives of Eminent Philosophers, written by Diogenes Laërtius, translated by Pamela Mensch, edited by James Miller. Oxford University Press, 2018, bk. 1, ch. 1.
Talmud. The William Davidson Talmud. c. 1960. (Ta'anit 1:7a)
The Talmud: A Selection. Penguin Classics, 2009. (Ta'anit 1:7a).
The Holy Bible: The King James Version. 1611. (Matthew 5:28-30).
Heraclitus. On the Universe. c. 500 BC, no. 108.
Heraclitus. "On the Universe." Hippocrates, translated by W. H. S. Jones. Vol. 4, Harvard University Press, 1931, no. 108.
Exodus 21:23-24
The Holy Bible: The King James Version. 1611. (Exodus 21:23-24).
The Holy Bible: The King James Version. 1611. (1st John 4:20).
Horace. Saturae [Satires]. c. 35 BC, bk. 1.
Horace. "Satires." Satires and Epistles, translated by John Davie. Oxford University Press, 2011, bk. 1.
The Holy Bible: The King James Version. 1611. (Ecclesiastes 5:15).
Xenophanes. Fragments. 5th century BC, F19 - DK21B18.
Xenophanes. "Xenophanes of Colophon." The First Philosophers: The Presocratics and Sophists. Oxford World Classics, 2009, F19 - DK21 B18.
Pindar. Pythian Odes. c. 474, pythian 3.
Pindar. The Complete Odes, translated by Anthony Verity. Oxford University Press, 2008, pythian 3.
The Holy Bible, New International Version. International Bible Society, 1978. (Isaiah 55:8-9).
Saint Jerome. Letter to Laeta. c. 403, sect. 4.
Saint Jerome. "Letter CVII." Select Letters of Saint Jerome. Aeterna Press, 2015, sect. 4.