( b) What experiences illustrate that prayer and the preaching work are closely connected? How are prayers answered? Some may be answered quickly and obviously.
(‏ ب )‏ أَيُّ ٱخْتِبَارَيْنِ يُظْهِرَانِ أَنَّ ٱلصَّلَاةَ وَعَمَلَ ٱلْكِرَازَةِ مُرْتَبِطَانِ ٱرْتِبَاطًا وَثِيقًا ؟‏