SN22.89 Can you attain Nibbana while you teaching Dlhamma to someone else?
Here Ven. Khemaka was giving a Dhamma talk to someone else and he also became an Arhant with his own Dhamma talk!!
Perhaps we have to be mindful what we teach to others.
That’s what Venerable Khemaka said. Satisfied, the senior mendicants were happy with what Venerable Khemaka said. And while this discourse was being spoken, the minds of sixty senior mendicants and of Venerable Khemaka were freed from defilements by not grasping.