Yoga Sūtra Chapter Four verse 12
अतीतानागतं स्वरूपतोऽस्तिअध्वभेदाद् धर्माणाम् ॥१२॥
atīta-anāgataṃ svarūpataḥ asti-adhva-bhedāt-dharmāṇām ||12||
In their own character, past and yet to come exists
atīta - pastanāgata - not yet comesvarūpa - own character; own form or shape; own condition, peculiarity, character, natureasti - existsadhvan - waybheda - divide, piercedharma - essential qualities, according to the nature of anything; highest duty; customary observance or prescribed conduct
due to divisions in the way of nature.