Because he was prayerful, Eliezer found the one who became Isaac’s beloved wife. True, Abraham’s servant was on a special mission.
وَلِأَنَّهُ جَدَّ فِي ٱلصَّلَاةِ ،‏ وَجَدَ ٱلْفَتَاةَ ٱلَّتِي صَارَتْ زَوْجَةَ إِسْحَاقَ ٱلْحَبِيبَةَ .‏