Vaishnava Samhita. Meera Charitam I. Vol II Book VI Chp 12 Shloka 1

श्रीसद्गुरुरुवाच 
चिदानन्दसाकारः श्रीकृष्णः परमेश्वरः |
अन्ये देवास्तदंशा हि ब्रह्माविष्णुशिवादयः ||

Shri Sadguru said

Shri Krishna, the very embodiment of truth, wisdom and bliss, is the Supreme Being. The Trinity of Godhead and also all others are but His manifestations only.