The Tipiṭaka in Three Languages

Magvibhaṅgasuttantabhājanīya › Saṁmādiṭṭhi

Abhidhammapiṭaka · Vibhaṅga · Vol. 35 · Section 572

[572] Therein, what is right speech (sammāvācā)? Abstention from false speech, abstention from tale-bearing speech, abstention from harsh speech, abstention from frivolous talk — this is called right speech.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 1 other place