It could be when the prevailing circumstances change. Jehovah altered his decision at times when circumstances changed.
فَذَاتَ مَرَّةٍ ،‏ ٱتَّخَذَ ٱلْمَلِكُ دَاوُدُ قَرَارًا يَتَعَلَّقُ بِمَفِيبُوشَثَ حَفِيدِ شَاوُلَ عَلَى أَسَاسِ مَعْلُومَاتٍ خَاطِئَةٍ .‏