Mahabharata 14.85.23

मैवं भूः शाम्यतां वैरं मा ते भूद्बुद्धिरीदृशीआगन्तव्यं परां चैत्रीमश्वमेधे नृपस्य नः

maivaṃ bhūḥ śāmyatāṃ vairaṃ mā te bhūdbuddhirīdṛśīāgantavyaṃ parāṃ caitrīmaśvamedhe nṛpasya naḥ

Our plain-language meaning of this verse is waiting for scholar review.