what is sadhamma and asadhamma?

Sadhamma sutta

One day Buddha said to all monks that i'll desana about sadhamma and asadhamma to you all . Dear monks listen it properly.

what is call asadhamma ? 

Dear monks,

panatipata:killing animals

 adinadana:Steal others things

 kamesumicchacara:Fornicate or misconduct

 musavada:Tell a lie,lying

 pisuṇa vaca:slander,malicious speech

 pharusa vaca:rough, rash and its orher word is unkind.

 samphappalapo:chatter,prattle.

 abhijjha:Covetousness

 byapada:Malvolance

 micchadiṭṭhi:wrong view ,heresy-- thats all asadhamma.

And  paṇatipata veramaṇi,:Abstain from killing animals.

 adinnadana veramaṇi:Abstain from steal .

 kamesumicchacara veramaṇi, :Abstain from misconducted or fornicate.

musavada veramaṇi:Abstain from lying.

 pisuṇaya vacaya veramaṇi :Abstain from slander ,malicious.

 pharusaya vacaya veramaṇi:Abstain from rough,rash and unkind.

 samphappalapa veramaṇi:Abstain from chatter,prattle.

 anabhijjha: :Knowing about truth and wrong abyapada: 

sammadiṭṭhi:rigth belief .

thats all sadhamma.

We have to avoid asadhamma because its obstacle of nirbana.