Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 36
Sanskrit:
तन्निशम्याब्रवीत्कृष्णो देशकालोचितं वच: । नियुद्धमात्मनोऽभीष्टं मन्यमानोऽभिनन्द्य च ॥ ३६ ॥
ITRANS:
tan niśamyābravīt kṛṣṇodeśa-kālocitaṁ vacaḥniyuddham ātmano ’bhīṣṭaṁmanyamāno ’bhinandya ca
Translation:
Hearing this, Lord Kṛṣṇa, who liked to wrestle and welcomed the challenge, replied with words appropriate to the time and place.