Jeremiah 5:8 in the King James Version
They were as fed horses in the morning: every one neighed after his neighbour’s wife.
Context
7 “How can I pardon you? Your children have forsaken me, and sworn by what are no gods. When I had fed them to the full, they committed adultery, and assembled themselves in troops at the prostitutes’ houses.
8 They were as fed horses roaming at large. Everyone neighed after his neighbor’s wife.
9 Shouldn’t I punish them for these things?” says the LORD. “Shouldn’t my soul be avenged on such a nation as this?