on_personal_tenet_gain_secret_gain_effect

on_personal_tenet_gain_secret_gain_effect = {
	# AI on_personal_tenet_gain is delayed, so the prohibited tenet may already be gone
	if = {
		limit = { pam_has_forbidden_personal_tenet_trigger = yes }
		send_interface_toast = {
			title = on_personal_tenet_gain_secret_gain_effect_tt
			left_icon = root
			add_secret = {
				type = secret_forbidden_personal_tenet
				target = this
			}
			if = {
				limit = { exists = var:tenet_evangelized_by }
				var:tenet_evangelized_by = { save_temporary_scope_as = tenet_evangelizer }
				every_secret = {
					type = secret_forbidden_personal_tenet
					reveal_to = scope:tenet_evangelizer
				}
				remove_variable = tenet_evangelized_by
			}
		}
	}
}

As written in game/common/scripted_effects/pam_effects.txt.