Śrīmad-Bhāgavatam · Text 10.89.36
Who is speaking and story frame
स उपस्पृश्य शुच्यम्भो नमस्कृत्य महेश्वरम् ।
दिव्यान्यस्त्राणि संस्मृत्य सज्यं गाण्डीवमाददे ॥ ३६ ॥
sa upaspṛśya śucy ambho
namaskṛtya maheśvaram
divyāny astrāṇi saṁsmṛtya
sajyaṁ gāṇḍīvam ādade
After touching pure water, offering obeisances to Lord Maheśvara and recollecting the mantras for his celestial weapons, Arjuna strung his bow Gāṇḍīva.
Read the purport on Vedabase.ioFrom Canto 10, chapter 14 onward, the translation and purports were completed by Śrīla Prabhupāda's disciples after his departure, and published by the Bhaktivedanta Book Trust.