4 occurrences across the corpus

OT Pseudepigrapha

The Sibylline Oracles 1:193

Nor irrigate much land with human gore.

The Sibylline Oracles 11:410

Upon their neck and irrigate the fields

The Sibylline Oracles 13:76

The Pyramus shall irrigate the city

The Sibylline Oracles 14:155

Beyond the Libyan mainland irrigate