In English:
Sutra in English : Idiot (= Muurkha)
Swami Dayanand Saraswati Commentary : The one who is with the defects of ignorance, obstinacy, refractoriness, and others, is called an ‘Idiot’.
In Hindi:
महर्षि दयानन्द व्याख्या : जो अज्ञान, हठ, दुराग्रहादि दोष सहित है, उसको 'मूर्ख' कहते हैं ।