A couple instances:
Acts 8:14-17 LSV
14 And the apostles in Jerusalem having heard that Samaria has received the word of God, sent Peter and John to them,
15 who having come down prayed concerning them, that they may receive the Holy Spirit—
16 for as yet He was fallen on none of them, and only they have been immersed—into the Name of the Lord Jesus;
17 then they were laying hands on them, and they received the Holy Spirit.
Acts 19:1-6 LSV
1 And it came to pass, in Apollos being in Corinth, Paul having gone through the upper parts, came to Ephesus, and having found certain disciples,
2 he said to them, “Having believed, did you receive the Holy Spirit?” And they said to him, “But we did not even hear whether there is any Holy Spirit”;
3 and he said to them, “Into what, then, were you immersed?” And they said, “Into John’s immersion.”
4 And Paul said, “John, indeed, immersed with an immersion of conversion, saying to the people that they should believe in Him who is coming after him—that is, in the Christ—Jesus”;
5 and they, having heard, were immersed into the Name of the Lord Jesus,
6 and Paul having laid [his] hands on them, the Holy Spirit came on them, they were also speaking with tongues, and prophesying,
Some hold that all receive the Holy Spirit when they are born again, but they may not be "filled" until some later point.