sarvaiḥ by all, vānarapuṅgavaiḥ by monkey leaders, saṅstūyamānasya of him being praised, tējasā with lustre, pūryamāṇasya who was filled, tasya his, rūpam body, anuttamam excellent, āsīt became.
As Hanuman was being praised by the monkey leaders, his body filled with lustre. It looked excellent.