A book translated into Portuguese includes some issues of Islamic belief, jurisprudence, and manners. It also concludes and warns against polytheism and sins.
A book in Portuguese confirms that each act of worship has a certain way to perform which Allah or his Prophet (peace be upon him) clarified so it shows and describes in detail the Prophet's prayer. It urges every Muslim to imitate the Prophet as in his saying, "Pray as you saw me pray."
A useful book in Portuguese mentions some important points about zakah and others about fasting such as Ramadan virtues, along with some related points that lots of people may not know.