That implies letting our mind be influenced by and dominated by holy spirit and being in harmony with God and his thoughts.
تَقُولُ رُومَا ٨ :‏ ٦‏ :‏ « أَمَّا مَا يُرِيدُهُ ٱلرُّوحُ فَهُوَ حَيَاةٌ وَسَلَامٌ » .‏