Islamic Things to Say

When You Meet a Muslim	Assalamu Alaikum Wa Rahmatullahi Wa Barakatuh السلام عليكم و رحمة الله و بركاته "Peace be unto you and so may the  mercy of Allah and His blessings". It is the full version of the Islamic greeting.
When a Muslim Greets You	Wa’alaikum assalam wa rahmatullahi wa barakatuh  And peace and mercy and blessings of Allah be upon you
When Starting To Do Something	Bismillah(بسم الله) "In the name of Allah (God)". It is a  shortened version of  'Bismillah ar-Rahman   ar-Raheem' (In the name of Allah, most gracious, most merciful) and it precedes all surahs (chapters) of the Quran except one. Bismillah is said as a blessing before eating  food and other actions  that are worthy of giving thanks to Allah or asking of His support
When Intending To Do Something	Insha-Allah (If Allah Wills). It could mean any one of the following variations: If Allah (God) wills; When Allah (God) wills; If Allah (God) wishes; إن شاء الله
When Taking An Oath	Wallah Billah (Swearing to Allah)
When Something Is Being Praised	Subhana-Allah (Glory Be To Allah)
When In Pain and Distress	Ya-Allah (O' Allah)
When Expressing Appreciation	MASHALLAH- A phrase literally meaning 'What Allah wishes', and it indicates a good omen [example of usage, I get an A in a test, my mother would say MashAllah
When Thanking Someone	Jazak Allah Khair (May Allah Reward)
When Awakening From Sleep	La-Ilaha-Ill Allah (There is None Worthy of Worship Except Allah Alone)
When Sneezing	Alhamdu-Lillah (All Praise Be To Allah)
When Someone Else Sneezes	Yar-Hamuk-Allah (May Allah Bestow His Mercy On You)
When Repenting Of A Sin	Astagh-Ferrullah (May Allah Forgive)
When Giving To Charity	Fi-Sabi-Lillah
When Having Love For Someone	Lihub-Billah
When Getting Married	Aman-To-Billah
When A Problem Appears	Tawak-Kalto Al-Allah (I Trust In Allah)
When Unpleasantness Occurs	Audhu-Billah (I Seek Refuge With Allah)
When Pleasantness Appears	Fata-Barak-Allah
When Participating In Prayer	AMEEN (May Allah Answer)
When Parting From Someone	Fi-Aman-Allah (May Allah Protect)
When Death Message Is Received	INNA LILLAHI WA INNA ILAYHI RAJIUN- This is something which a muslim expresses when he is afflicted by a misfortune, the meaning of which is 'We are from Allah and to Him are we returning.' It is taken from an ayat (verse) from the Quran (ch 2 vs 156). [this is usually said upon hearing of the death of an individual]

Assalamu ‘Alaikum
when you meet a muslim
Translation: Peace be upon you
Wa’alaikum Assalam
a Muslim greets you
Translation: And peace be upon you
Assalamu ‘alaikum wa rahmatullahi wa barakatuh
formal and great greeting to a Muslim
Translation: May the peace, mercy, and blessings of Allah be upon you
Wa’alaikum assalam wa rahmatullahi wa barakatuh
a Muslim greets you
Translation: And peace and mercy and blessings of Allah be upon you
Hiyyak Allah
When greeting someone after Salaams
Translation: May Allah greet you (lit. May Allah preserve your life)
Bismillah arRahman arRahim
before making a beginning
Translation: In the name of Allah, most Gracious most Merciful
Jazak Allah Khairan
for expression of thanks
Translation: May Allah reward you with blessings
(Reply: Wa iyak(i), wa iyakum; Trans. And you)
BarakAllahu feekum or Allah baraka feek(i)
responding to someone’s thanks/ a way of expressing thanks
Translation: May Allah bless you
(Reply: Wa feek(i), Wa feekum; Trans.: And you)
Fi Amanillah
by way of saying good-bye
Translation: May Allah protect you
Subhanallah
for praising something
Translation: Glory be to Allah
Insha Allah
for expressing a desire to do something
Translation: If Allah wills/Through Allah’s will
Astaghfirullah
Repenting for sins before Allah
I beg Allah for forgiveness
Masha Allah
for expressing appreciation of something good
Translation: As Allah has willed/Praise be to Allah
Alhamdulillah
for showing gratitude to Allah after success or even after completing anything
Translation: Thanks be to Allah
Ameen
the end of a Dua or prayer
Translation: May it be so
Sallahu ‘alayhi wa salaam
whenever say the name of Prophet Muhammad
Translation: Peace be upon him (S.A.W.)
‘Alayhi salaam
whenever say the name of a prophet
Translation: Peace be upon him (A.S.)
Radi Allah ‘Anhu
whenever say name of male companion of the Prophet (Sahabi)
Translation: May Allah be pleased with him (R.A.)
Radi Allah ‘Anha
whenever say name of female companion of the Prophet
Translation: May Allah be pleased with her (R.A.)
Radi Allah ‘Anhum
Plural form of saying companions of the Prophet
Translation: May Allah be pleased with them (R.A.)
Innaa lillaahi wa innaa ilayhi raaji’oon
this is uttered as an expression upon hearing the news of some loss or some one’s death
Translation: To Allah we belong and to Him is our return
aathama allahu ajrakom
uttered to family of deceased
Translation: may Allah make your ajer (reward) great
Shakar Allahu Sa’yikum
uttered to people who attend aaza – when friends go to send condolences upon death of a person
Translation: May Allah accept that your effort
La hawla wala quwata illah billah
during the time of troubles
Translation: There is no strength nor power except Allah
_________________
A few more:
Tawakkal-tu-’ala-Allah- I have put my trust in Allah-rely on Allah solving a problem
Tawkkalna-’ala-Allah – we have put our trust in Allah – waiting for a problem to be solved
Rahimahullah – Allah have Mercy on him – you see someone in distress
Na’uzhu-bi-Allah - we seek refuge in Allah – showing your dislike
Fi sabeel illah – in/for Allah’s cause/way – you give charity/help people
Ittaqillah-fear Allah- you see someone doing a bad deed
Hayyak Allah - Allah maintain your life – you greet someone
Hasbi Allah – Allah will suffice me – you are in a difficult situation
Azhak Allah sinnaka - May Allah keep you cheerful – you seek another Muslim with cheerful countenance