expression, godan verb (-ru)
get hold of money; come into money
Used when money becomes available, often unexpectedly or after effort. The expression is a fixed phrase; 手に入る means 'to come into one's hands'.
臨時の仕事で少し金が手に入った。
I got hold of some money through a temporary job.
宝くじが当たって大金が手
I won the lottery and came into a large sum of money.