法樂 (1) Enjoyment of the truth, of enlightenment. The joy induced by the study of the Buddhist teachings. (2) To enjoy detachment, recitation of the sutras, or any other religious practice.

Religious joy, in contrast with the joy of common desire; that of hearing the dharma, worshipping Buddha, laying up merit, making offerings, repeating sūtras, etc.

A Dictionary of Chinese Buddhist Terms, William Edward Soothill and Lewis Hodous

１．以法味為樂。２．行善積德以自娛。

陳義孝編, 竺摩法師鑑定, 《佛學常見辭彙》

(一)即法味之樂。聽受佛法之法味，以長養法身之慧命而生喜樂，故稱法樂。又行善積德以自娛，亦稱法樂。唯識論卷十（大三一‧五七下）：「自受用（中略），盡未來際，恆自受用廣大法樂。」〔維摩經菩薩品、梁譯攝大乘論釋卷十三〕
(二)指於佛前轉讀講論諸經論、唱誦經文、陀羅尼等，乃使佛菩薩得法樂之意。
(三)俗於法事之後有舞樂，亦稱為法樂。 

佛光電子大辭典

p3422

dharma-rati, dharmārāma; dharma-kāma; dharma-dinnā*, dharma-paribhoga, dharma-ruci*, dharma-saṃbhoga, dharma-sukha*, dharma-sauratya, dharmārāma-rati.

佛教漢梵大辭典

P1966

 

法樂 (fǎ lè) 　( “the bliss of the Dharma” ) Cf. 大法樂(dà fǎ lè) ;

{《漢語大詞典》5.1047b(維摩經)} ; {《大漢和辞典》6.1053b(維摩經)} ;

Dharmarakṣa: {112a28} 諸族姓子……天上、人間常應專修，轉於法輪，無爲無會，好深神通，法樂爲樂(p)

{K.309.12} dharmârāma-(v.l. °ārāmarati-)

Kumārajīva: {L.41b9} (樂於)諸佛之法

A Digital Edition of A Glossary of Dharmarakṣa translation of the Lotus Sutra by Seishi Karashima, 1998