Bhagavad Gita 11.42
Whatever insults I have offered to You in jest, in sport, in repose, in conversation, or at a banquet, alone or in a crowd, I ask for Your forgiveness for them all, O You Who are without equal!
यच्चावहासार्थमसत्कृतोऽसि
विहारशय्यासनभोजनेषु।
एकोऽथवाप्यच्युत तत्समक्षं
तत्क्षामये त्वामहमप्रमेयम्॥yaccāvahāsārthamasatkṛto'si
vihāraśayyāsanabhojaneṣu|
eko'thavāpyacyuta tatsamakṣaṃ
tatkṣāmaye tvāmahamaprameyam||
English translation (above): Shri Purohit Swami (1935), public domain. Sanskrit text via github.com/gita/gita (Unlicense).