▁six ▁parts ▁which ▁are ▁as ▁follows : ▁ ▁The ▁theme , ▁which ▁is ▁taken ▁from ▁a ▁passage ▁of ▁script ure ▁The ▁pro theme '' ', ▁the ▁introduction ▁of ▁the ▁theme , ▁which ▁is ▁followed ▁by ▁prayer ▁The ▁ant eth eme ', ▁an ▁explanation ▁of ▁the ▁ser mon ’ s ▁purpose ▁The ▁division ▁of ▁the ▁theme ▁into ▁sub - th emes ▁Further ▁sub div ision ▁of ▁the ▁sub - th emes ▁Analysis ▁of ▁the ▁divisions ▁and ▁sub div isions ▁▁ ▁Open ing ▁remarks ▁The ▁Form ▁of ▁Pre aching ▁can ▁be ▁divided ▁into ▁three ▁sections . ▁The ▁first ▁section ▁de als ▁with ▁Base v orn ’ s ▁intro duct ory ▁remarks . ▁This ▁include ▁his ▁intent ions ▁for ▁writing ▁the ▁text ▁as ▁a ▁teaching ▁manual . ▁Base v orn ▁cons iders ▁pre aching ▁an ▁art , ▁so ▁there ▁are ▁a est h etic ▁characteristics ▁to ▁pre aching ▁in ▁addition ▁to ▁having ▁a ▁wide ▁knowledge ▁of ▁Christian ity . ▁The ▁introduction ▁also ▁includes ▁his ▁criteria ▁for ▁one ▁to ▁be ▁given ▁the ▁title ▁of ▁pre acher . ▁They ▁are , ▁first , ▁that ▁one ▁must ▁live ▁a ▁moral ▁and ▁just ▁Christian ▁life . ▁Second , ▁one ▁must ▁have ▁ade qu ate ▁knowledge ▁of ▁sacred ▁texts , ▁including ▁the ▁Bible , ▁Ten ▁Command ments , ▁and ▁script ure . ▁Third , ▁one ▁must ▁be ▁given ▁the ▁authority ▁of ▁the ▁church ▁( from ▁a ▁bishop ▁or ▁Pope ) ▁to ▁practice ▁as ▁a ▁pre acher . ▁He ▁makes ▁clear , ▁however , ▁regardless ▁of ▁how ▁well ▁sch oo led ▁and