Those who were not yet preaching from house to house were given training in approaching people at their doors, reasoning with them from the Bible, and answering their questions. The results of this training program were outstanding.
وَقَالَ إِنَّ كُلَّ شَخْصٍ « يَجِبُ أَنْ يَكُونَ قَادِرًا عَلَى ٱلْكِرَازَةِ بِٱلْبِشَارَةِ مِنْ بَيْتٍ إِلَى بَيْتٍ » .‏