Consistent and Loyal. The word “one ” also suggests unity and oneness of purpose and activity. Jehovah God is not divided or unpredictable.
فَيَهْوَهُ لَيْسَ مُتَقَلِّبًا ،‏ بَلْ هُوَ دَائِمًا أَمِينٌ وَوَلِيٌّ وَصَادِقٌ ،‏ وَلَا يَتَغَيَّرُ أَبَدًا .‏