Ṭhāniyasutta

Suttapiṭaka · Saṁyuttanikāya · Mahāvaggasaṁyutta · Vol. 19 · Section 439

[439] Bhikkhus, through the frequent giving of attention (manasikāra) to things that are a basis for ill will (byāpāda), unarisen ill will arises, and arisen ill will leads to growth and abundance.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 1 other place

Vol. 19 · Section 483 — Anupakkilesasutta