4 sentences

1. 他正在念诵“唵嘛呢叭咪吽”。

   tā zhèng​zài niàn​sòng“ ǎn​má​ní​bā​mī​hōng”.

   He is chanting 'Om Mani Padme Hum.'

   Source: Dong Chinese Dictionary

2. 那位僧人正在低声念诵着“南无”。

   nà wèi sēng​rén zhèng​zài dī​shēng niàn​sòng zhe“ nā​mó”.

   The monk was chanting 'Namo' in a low voice.

   Source: Dong Chinese Dictionary

3. 僧侣们整天都在念诵唵嘛呢叭咪吽。

   sēng​lǚ men zhěng​tiān dōu zài niàn​sòng ǎn​má​ní​bā​mī​hōng.

   The monks chant 'Om Mani Padme Hum' all day long.

   Source: Dong Chinese Dictionary

4. 僧人们在佛堂里念诵“南无阿弥陀佛”。

   sēng​rén men zài fó​táng lǐ niàn​sòng“ nā mó ē​mí​tuó Fó”.

   The monks are chanting 'Namo Amituofo' in the Buddhist hall.

   Source: Dong Chinese Dictionary