4 sentences

1. 王老先生子孙满堂，晚年生活非常幸福。

   Wáng lǎo xiān​sheng zǐ​sūn mǎn​táng, wǎn​nián shēng​huó fēi​cháng xìng​fú.

   Old Mr. Wang has many children and grandchildren and is very happy in his later years.

   Source: Dong Chinese Dictionary

2. 愿神灵降下福泽，永祐子孙后代平安喜乐。

   yuàn shén​líng jiàng​xià fú​zé, yǒng yòu zǐ​sūn hòu​dài píng'ān xǐ​lè.

   May the gods bestow blessings and forever protect descendants with peace and joy.

   Source: Dong Chinese Dictionary

3. 福禄寿三星代表了长寿、富贵和子孙满堂。

   fú lù shòu sān xīng dài​biǎo le cháng​shòu, fù​guì hé zǐ​sūn mǎn​táng.

   The three stars Fu, Lu, and Shou represent longevity, prosperity, and a family full of descendants.

   Source: Dong Chinese Dictionary

4. 我们要保护环境，为子孙后代留下绿水青山。

   wǒ​men yào bǎo​hù huán​jìng, wèi zǐ​sūn hòu​dài liú​xià lǜ​shuǐ qīng​shān.

   We must protect the environment to leave green mountains and clear waters for future generations.

   Source: Dong Chinese Dictionary