Sri Guru Granth Sahib Ji Arth Ang 5 post 26
ਅਮੁਲੋ ਅਮੁਲੁ ਆਖਿਆ ਨ ਜਾਇ ॥
Amulo Amul Aakhiaa N Jaae ||
अमुलो अमुलु आखिआ न जाइ ॥
Priceless, O Priceless beyond expression!
ਆਖਿ ਆਖਿ ਰਹੇ ਲਿਵ ਲਾਇ ॥
Aakh Aakh Rehae Liv Laae ||
आखि आखि रहे लिव लाइ ॥
Speak of Him continually, and remain absorbed in His Love.
250-251 ਜਪੁ (ਮ: ੧) ਗੁਰੂ ਗ੍ਰੰਥ ਸਾਹਿਬ : ਅੰਗ ੫ ਪੰ. ੧੮
Jap Guru Nanak Dev