Simplify the following text for a Grade 4 native English-speaking person.
Original: He then seized Xiao 's treasure and provisions , and promised to present them to LÃ 1\/4 Bu . When he reneged on his words , however , LÃ 1\/4 Bu went to ask for the goods himself .
Simplified: He grew to be known as one of LÃ 1\/4 Bu 's best commanders .