Ezekiel 23:20

For she doted upon their paramours, whose flesh is as the flesh of asses, and whose issue is like the issue of horses.

Cross-reference

Ezekiel 23:5 describes Oholah's lust for Assyrians—the same allegorical theme applied to the older sister.

Ezekiel 16:26 also describes Jerusalem's harlotry with Egyptians, her 'lustful neighbors,' mirroring the graphic depiction here.

Ezekiel 17:15 shows Zedekiah seeking horses and army from Egypt—the same political lust referenced here with animal imagery.

Jeremiah 5:8 uses the same 'stallion' metaphor for sexual lust, calling adulterers 'well-fed, lusty stallions.'