One verse

Srimad Bhagavatam 4.19.11

4.19.11

चरमेणाश्वमेधेन यजमाने यजुष्पतिम् । वैन्ये यज्ञपशुं स्पर्धन्नपोवाह तिरोहित: ॥ ११ ॥

caramenasvamedhena yajamane yajus-patim vainye yajna-pasum spardhann apovaha tirohitah

caramena
by the last one
asva-medhena
by the asvamedha sacrifice
yajamane
when he was performing the sacrifice
yajuh-patim
for satisfaction of the Lord of yajna, Visnu
vainye
the son of King Vena
yajna-pasum
the animal meant to be sacrificed in the yajna
spardhan
being envious
apovaha
stole
tirohitah
being invisible.

When Prthu Maharaja was performing the last horse sacrifice (asvamedha-yajna), King Indra, invisible to everyone, stole the horse intended for sacrifice. He did this because of his great envy of King Prthu.