the place where the twin arjuna trees were broken — Madhya 18.68plugin-autotooltip__small plugin-autotooltip_bigŚrī Caitanya-caritāmṛta, Madhya-līlā 18.68

Upon seeing the place where the twin arjuna trees were broken by Śrī Kṛṣṇa, Śrī Caitanya Mahāprabhu was moved to great ecstatic love.

the twin arjuna trees — SB 10.10.24plugin-autotooltip__small plugin-autotooltip_bigŚrīmad Bhāgavatam 10.10.24

The Supreme Personality of Godhead, Śrī Kṛṣṇa, to fulfill the truthfulness of the words of the greatest devotee, Nārada, slowly went to that spot where the twin arjuna trees were standing., SB 10.11.2plugin-autotooltip__small plugin-autotooltip_bigŚrīmad Bhāgavatam 10.11.2

There they saw the fallen yamala-arjuna trees on the ground, but they were bewildered because even though they could directly perceive that the trees had fallen, they could not trace out the cause for their having done so.

twin arjuna trees — SB 10.10.23plugin-autotooltip__small plugin-autotooltip_bigŚrīmad Bhāgavatam 10.10.23

Śukadeva Gosvāmī continued: Having thus spoken, the great saint Devarṣi Nārada returned to his āśrama, known as Nārāyaṇa-āśrama, and Nalakūvara and Maṇigrīva became twin arjuna trees.